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A125259
Numbers n such that n^4 + 3 is prime.
10
0, 2, 8, 16, 22, 26, 28, 34, 44, 62, 68, 76, 82, 92, 104, 110, 118, 128, 134, 166, 184, 202, 212, 266, 286, 296, 314, 328, 350, 356, 376, 406, 428, 436, 460, 470, 506, 520, 532, 562, 580, 638, 650, 652, 680, 692, 722, 734, 740, 778, 812, 820, 824, 862, 896, 908
OFFSET
1,2
LINKS
MATHEMATICA
Select[Range[0, 1000], PrimeQ[#^4+3]&] (* Harvey P. Dale, Aug 02 2023 *)
PROG
(PARI) isok(n, k=4) = isprime(n^k + k - 1); \\ Michel Marcus, Oct 11 2013
CROSSREFS
Other sequences of the type "Numbers n such that n^k + k - 1 is prime": A000040 (k=1), A005574 (k=2), A067200 (k=3), this sequence (k=4), A125260 (k=5), A125261 (k=6), A125262 (k=7), A125263 (k=8), A125264 (k=10), A125265 (k=11)..
Sequence in context: A256552 A031061 A175819 * A169925 A225289 A322945
KEYWORD
nonn
AUTHOR
Zak Seidov, Nov 26 2006
STATUS
approved