A229291 - cp's OEIS frontend

A229291 n is in the sequence if n is prime, (n-1)/5^A112765(n-1) is a squarefree number, A112765(n-1) < 3 and every prime divisor of n-1 is in the sequence.

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	23
7	31
8	43
9	47
10	67
11	71
12	139
13	151
14	211
15	283
16	311
17	331
18	431
19	463
20	659
21	683
22	691
23	863
24	907
25	947
26	967
27	1051
28	1151
29	1291
30	1303
31	1319
32	1367
33	1427
34	1511
35	1699
36	1867
37	1979
38	1987
39	2011
40	2111
41	2131
42	2311
43	2351
44	2531
45	3011
46	3023
47	3083
48	3323
49	3851
50	4099

[2, 3, 5, 7, 11, 23, 31, 43, 47, 67, 71, 139, 151, 211, 283, 311, 331, 431, 463, 659, 683, 691, 863, 907, 947, 967, 1051, 1151, 1291, 1303, 1319, 1367, 1427, 1511, 1699, 1867, 1979, 1987, 2011, 2111, 2131, 2311, 2351, 2531, 3011, 3023, 3083, 3323, 3851, 4099]

cp's OEIS Frontend

A229291 n is in the sequence if n is prime, (n-1)/5^A112765(n-1) is a squarefree number, A112765(n-1) < 3 and every prime divisor of n-1 is in the sequence.

Table of values

List of values