A127101 - cp's OEIS frontend

A127101 Numbers k such that k^2 divides 9^k - 1.

n	a(n)
1	1
2	2
3	4
4	8
5	10
6	20
7	40
8	110
9	136
10	164
11	220
12	328
13	440
14	610
15	680
16	820
17	1210
18	1220
19	1544
20	1640
21	2420
22	2440
23	2530
24	4840
25	5060
26	5576
27	6710
28	7370
29	7480
30	7720
31	9020
32	10120
33	11810
34	13420
35	13612
36	14008
37	14740
38	18040
39	18632
40	19580

[1, 2, 4, 8, 10, 20, 40, 110, 136, 164, 220, 328, 440, 610, 680, 820, 1210, 1220, 1544, 1640, 2420, 2440, 2530, 4840, 5060, 5576, 6710, 7370, 7480, 7720, 9020, 10120, 11810, 13420, 13612, 14008, 14740, 18040, 18632, 19580]

cp's OEIS Frontend

A127101 Numbers k such that k^2 divides 9^k - 1.

Table of values

List of values