A230029 - cp's OEIS frontend

A230029 Primes p such that f(f(p)) is prime, where f(x) = x^4-x^3-x^2-x-1.

n	a(n)
1	3
2	487
3	547
4	877
5	1063
6	1291
7	1579
8	1657
9	2287
10	2797
11	3343
12	3793
13	4909
14	4957
15	6163
16	6571
17	7393
18	8461
19	8521
20	8563
21	9631
22	11257
23	11863
24	12211
25	12757
26	12907
27	13063
28	13567
29	13999
30	14983
31	15427
32	15739
33	16087
34	16651
35	16699
36	17419
37	17713
38	17977

[3, 487, 547, 877, 1063, 1291, 1579, 1657, 2287, 2797, 3343, 3793, 4909, 4957, 6163, 6571, 7393, 8461, 8521, 8563, 9631, 11257, 11863, 12211, 12757, 12907, 13063, 13567, 13999, 14983, 15427, 15739, 16087, 16651, 16699, 17419, 17713, 17977]

cp's OEIS Frontend

A230029 Primes p such that f(f(p)) is prime, where f(x) = x^4-x^3-x^2-x-1.

Table of values

List of values