A064938 - cp's OEIS frontend

A064938 Nonprimes k such that k divides prime(k)^2 - 1.

n	a(n)
1	1
2	4
3	6
4	8
5	10
6	12
7	14
8	20
9	24
10	42
11	48
12	60
13	63
14	70
15	72
16	80
17	84
18	108
19	120
20	124
21	126
22	153
23	156
24	182
25	240
26	246
27	264
28	286
29	327
30	372
31	374
32	440
33	492
34	516
35	552
36	1008
37	1053
38	1664
39	1941
40	2160
41	2494
42	3048
43	3741
44	4116
45	4136
46	4144
47	4152
48	5106
49	5698
50	6012
51	6458
52	6459

[1, 4, 6, 8, 10, 12, 14, 20, 24, 42, 48, 60, 63, 70, 72, 80, 84, 108, 120, 124, 126, 153, 156, 182, 240, 246, 264, 286, 327, 372, 374, 440, 492, 516, 552, 1008, 1053, 1664, 1941, 2160, 2494, 3048, 3741, 4116, 4136, 4144, 4152, 5106, 5698, 6012, 6458, 6459]

cp's OEIS Frontend

A064938 Nonprimes k such that k divides prime(k)^2 - 1.

Table of values

List of values