A237366 - cp's OEIS frontend

A237366 Primes p such that f(f(p)) is prime where f(x) = x^2+x+1.

n	a(n)
1	7
2	19
3	31
4	67
5	127
6	181
7	223
8	241
9	331
10	367
11	409
12	463
13	487
14	673
15	709
16	751
17	811
18	823
19	883
20	997
21	1117
22	1231
23	1321
24	1489
25	1549
26	1861
27	1933
28	2083
29	2179
30	2287
31	2473
32	2551
33	2707
34	2803
35	2851
36	2857
37	2917
38	2971
39	3067
40	3361
41	3499
42	3559
43	3691
44	3847
45	3931

[7, 19, 31, 67, 127, 181, 223, 241, 331, 367, 409, 463, 487, 673, 709, 751, 811, 823, 883, 997, 1117, 1231, 1321, 1489, 1549, 1861, 1933, 2083, 2179, 2287, 2473, 2551, 2707, 2803, 2851, 2857, 2917, 2971, 3067, 3361, 3499, 3559, 3691, 3847, 3931]

cp's OEIS Frontend

A237366 Primes p such that f(f(p)) is prime where f(x) = x^2+x+1.

Table of values

List of values