A230541 - cp's OEIS frontend

A230541 Numbers n such that the digits of sigma(n) are a permutation of those of sigma(n), where sigma(n) is the sum of anti-divisors of n (A066417).

n	a(n)
1	11
2	20
3	22
4	26
5	33
6	65
7	82
8	117
9	209
10	218
11	376
12	417
13	483
14	508
15	537
16	561
17	675
18	758
19	910
20	1186
21	1208
22	1317
23	1350
24	1828
25	2039
26	2192
27	2347
28	2471
29	2840
30	2889
31	4129
32	4369
33	4389
34	4495
35	4893
36	5007
37	6430
38	7276
39	7690
40	8246
41	8777
42	9289
43	10651
44	11727
45	11797
46	12048
47	12099

[11, 20, 22, 26, 33, 65, 82, 117, 209, 218, 376, 417, 483, 508, 537, 561, 675, 758, 910, 1186, 1208, 1317, 1350, 1828, 2039, 2192, 2347, 2471, 2840, 2889, 4129, 4369, 4389, 4495, 4893, 5007, 6430, 7276, 7690, 8246, 8777, 9289, 10651, 11727, 11797, 12048, 12099]

cp's OEIS Frontend

A230541 Numbers n such that the digits of sigma(n) are a permutation of those of sigma(n), where sigma(n) is the sum of anti-divisors of n (A066417).

Table of values

List of values

cp's OEIS Frontend

A230541 Numbers n such that the digits of sigma(n) are a permutation of those of sigma*(n), where sigma*(n) is the sum of anti-divisors of n (A066417).

Table of values

List of values

A230541 Numbers n such that the digits of sigma(n) are a permutation of those of sigma(n), where sigma(n) is the sum of anti-divisors of n (A066417).