Hailstone numbers for all positive integers up to 100

1,4,2,1

2,1,4,2,1

3,10,5,16,8,4,2,1

4,2,1

5,16,8,4,2,1

6,3,10,5,16,8,4,2,1

7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

8,4,2,1

9,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

10,5,16,8,4,2,1

11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

12,6,3,10,5,16,8,4,2,1

13,40,20,10,5,16,8,4,2,1

14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

15,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

16,8,4,2,1

17,52,26,13,40,20,10,5,16,8,4,2,1

18,9,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

20,10,5,16,8,4,2,1

21,64,32,16,8,4,2,1

22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

24,12,6,3,10,5,16,8,4,2,1

25,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

26,13,40,20,10,5,16,8,4,2,1

27,82,41,124,62,31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,4
12,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,133
6,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719
,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,
9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,2
3,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

30,15,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,206,103,310,1
55,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167,50
2,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,3238,
1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,2308,1
154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,53,1
60,80,40,20,10,5,16,8,4,2,1

32,16,8,4,2,1

33,100,50,25,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

34,17,52,26,13,40,20,10,5,16,8,4,2,1

35,106,53,160,80,40,20,10,5,16,8,4,2,1

36,18,9,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

37,112,56,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

39,118,59,178,89,268,134,67,202,101,304,152,76,38,19,58,29,88,44,22,11,34,17,52,
26,13,40,20,10,5,16,8,4,2,1

40,20,10,5,16,8,4,2,1

41,124,62,31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,206
,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,
334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,
1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4
616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,3
5,106,53,160,80,40,20,10,5,16,8,4,2,1

42,21,64,32,16,8,4,2,1

43,130,65,196,98,49,12,6,3,10,5,16,8,4,2,1

44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

45,136,68,34,17,52,26,13,40,20,10,5,16,8,4,2,1

46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,206,103,310,155,466
,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167,502,251,
754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,3238,1619,4
858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,2308,1154,57
7,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,53,160,80,
40,20,10,5,16,8,4,2,1

48,24,12,6,3,10,5,16,8,4,2,1

49,12,6,3,10,5,16,8,4,2,1

50,25,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

51,154,77,232,116,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

52,26,13,40,20,10,5,16,8,4,2,1

53,160,80,40,20,10,5,16,8,4,2,1

54,27,82,41,124,62,31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,13
7,412,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,
1336,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,
719,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,30
77,9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,4
6,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

55,166,83,250,125,376,188,94,47,142,71,214,107,322,161,484,242,121,364,182,91,27
4,137,412,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,
445,1336,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1
438,719,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,615
4,3077,9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,
92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

56,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

57,172,86,43,130,65,196,98,49,12,6,3,10,5,16,8,4,2,1

58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

59,178,89,268,134,67,202,101,304,152,76,38,19,58,29,88,44,22,11,34,17,52,26,13,4
0,20,10,5,16,8,4,2,1

60,30,15,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

61,184,92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

62,31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,206,103,31
0,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167
,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,32
38,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,230
8,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,5
3,160,80,40,20,10,5,16,8,4,2,1

63,190,95,286,143,430,215,646,323,970,485,1456,728,364,182,91,274,137,412,206,10
3,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334
,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,107
9,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616
,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,1
06,53,160,80,40,20,10,5,16,8,4,2,1

64,32,16,8,4,2,1

65,196,98,49,12,6,3,10,5,16,8,4,2,1

66,33,100,50,25,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

67,202,101,304,152,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2
,1

68,34,17,52,26,13,40,20,10,5,16,8,4,2,1

69,208,104,52,26,13,40,20,10,5,16,8,4,2,1

70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

71,214,107,322,161,484,242,121,364,182,91,274,137,412,206,103,310,155,466,233,70
0,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167,502,251,754,377
,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,3238,1619,4858,242
9,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,2308,1154,577,1732,
866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,53,160,80,40,20,1
0,5,16,8,4,2,1

72,36,18,9,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

73,220,110,55,166,83,250,125,376,188,94,47,142,71,214,107,322,161,484,242,121,36
4,182,91,274,137,412,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,59
3,1780,890,445,1336,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,31
9,958,479,1438,719,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,41
02,2051,6154,3077,9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,
122,61,184,92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

74,37,112,56,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

75,226,113,340,170,85,256,128,64,32,16,8,4,2,1

76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

77,232,116,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

78,39,118,59,178,89,268,134,67,202,101,304,152,76,38,19,58,29,88,44,22,11,34,17,
52,26,13,40,20,10,5,16,8,4,2,1

79,238,119,358,179,538,269,808,404,202,101,304,152,76,38,19,58,29,88,44,22,11,34
,17,52,26,13,40,20,10,5,16,8,4,2,1

80,40,20,10,5,16,8,4,2,1

81,244,122,61,184,92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

82,41,124,62,31,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,
206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,6
68,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,21
58,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,923
2,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,7
0,35,106,53,160,80,40,20,10,5,16,8,4,2,1

83,250,125,376,188,94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,4
12,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,133
6,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719
,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,
9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,2
3,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

84,42,21,64,32,16,8,4,2,1

85,256,128,64,32,16,8,4,2,1

86,43,130,65,196,98,49,12,6,3,10,5,16,8,4,2,1

87,262,131,394,197,592,296,148,74,37,112,56,28,14,7,22,11,34,17,52,26,13,40,20,1
0,5,16,8,4,2,1

88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

89,268,134,67,202,101,304,152,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10
,5,16,8,4,2,1

90,45,136,68,34,17,52,26,13,40,20,10,5,16,8,4,2,1

91,274,137,412,206,103,310,155,466,233,700,350,175,526,263,790,395,1186,593,1780
,890,445,1336,668,334,167,502,251,754,377,1132,566,283,850,425,1276,638,319,958,
479,1438,719,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2734,1367,4102,205
1,6154,3077,9232,4616,2308,1154,577,1732,866,433,1300,650,325,976,488,244,122,61
,184,92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

93,280,140,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

94,47,142,71,214,107,322,161,484,242,121,364,182,91,274,137,412,206,103,310,155,
466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167,502,2
51,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,3238,161
9,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,2308,1154
,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,53,160,
80,40,20,10,5,16,8,4,2,1

95,286,143,430,215,646,323,970,485,1456,728,364,182,91,274,137,412,206,103,310,1
55,466,233,700,350,175,526,263,790,395,1186,593,1780,890,445,1336,668,334,167,50
2,251,754,377,1132,566,283,850,425,1276,638,319,958,479,1438,719,2158,1079,3238,
1619,4858,2429,7288,3644,1822,911,2734,1367,4102,2051,6154,3077,9232,4616,2308,1
154,577,1732,866,433,1300,650,325,976,488,244,122,61,184,92,46,23,70,35,106,53,1
60,80,40,20,10,5,16,8,4,2,1

96,48,24,12,6,3,10,5,16,8,4,2,1

97,292,146,73,220,110,55,166,83,250,125,376,188,94,47,142,71,214,107,322,161,484
,242,121,364,182,91,274,137,412,206,103,310,155,466,233,700,350,175,526,263,790,
395,1186,593,1780,890,445,1336,668,334,167,502,251,754,377,1132,566,283,850,425,
1276,638,319,958,479,1438,719,2158,1079,3238,1619,4858,2429,7288,3644,1822,911,2
734,1367,4102,2051,6154,3077,9232,4616,2308,1154,577,1732,866,433,1300,650,325,9
76,488,244,122,61,184,92,46,23,70,35,106,53,160,80,40,20,10,5,16,8,4,2,1

98,49,12,6,3,10,5,16,8,4,2,1

99,298,149,448,224,112,56,28,14,7,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1

100,50,25,76,38,19,58,29,88,44,22,11,34,17,52,26,13,40,20,10,5,16,8,4,2,1