A164731 - cp's OEIS frontend

A164731 Number of cycles of n-digit numbers (including fixed points) under the Kaprekar map A151949.

n	a(n)
1	1
2	0
3	1
4	1
5	3
6	3
7	1
8	4
9	3
10	8
11	3
12	16
13	5
14	27
15	8
16	46
17	9
18	73
19	11
20	110
21	16
22	162
23	25
24	231
25	37
26	318
27	58
28	429
29	88
30	572
31	132
32	747
33	192
34	963
35	269
36	1229
37	372
38	1551
39	500
40	1939
41	662
42	2401
43	864
44	2948
45	1115
46	3586
47	1421
48	4330
49	1792
50	5194
51	2240
52	6191
53	2764
54	7338
55	3382
56	8650
57	4105

[1, 0, 1, 1, 3, 3, 1, 4, 3, 8, 3, 16, 5, 27, 8, 46, 9, 73, 11, 110, 16, 162, 25, 231, 37, 318, 58, 429, 88, 572, 132, 747, 192, 963, 269, 1229, 372, 1551, 500, 1939, 662, 2401, 864, 2948, 1115, 3586, 1421, 4330, 1792, 5194, 2240, 6191, 2764, 7338, 3382, 8650, 4105]

cp's OEIS Frontend

A164731 Number of cycles of n-digit numbers (including fixed points) under the Kaprekar map A151949.

Table of values

List of values