A114357 Primes of the form 15x^3+x+1.

17, 409, 5153, 25933, 32969, 138937, 329309, 539089, 759833, 1366921, 1460087, 2926739, 5145071, 5598793, 5835329, 6584717, 9877633, 10222169, 15918223, 17364481, 17865347, 20514577, 27913129, 47647993, 56946397, 71124649

Offset

1,1

Links

Table of n, a(n) for n=1..26.

David Broadhurst, An algebraic approach to primality proving.

Mathematica

Select[Table[15x^3+x+1, {x, 200}], PrimeQ] (* Harvey P. Dale, Mar 07 2015 *)

Prog

(PARI) g(n, k) = for(x=1, n, y=k*x^3+x+1; if(isprime(y), print1(y", ")))

Crossrefs

Sequence in context: A361713 A053106 A158541 * A142997 A330528 A374230

Adjacent sequences: A114354 A114355 A114356 * A114358 A114359 A114360

Keyword

easy,nonn

Author

Cino Hilliard, Feb 09 2006

Status

approved