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A253605
Primes p such that the polynomial x^2 + x + p generates only primes for x=1..13.
1
17, 41, 27649987598537, 30431463129071
OFFSET
1,1
PROG
(PARI) isok(p) = {for (n=1, 13, if (! isprime(subst(x^2+x+p, x, n)), return (0)); ); 1; } \\ Michel Marcus, Jan 13 2015
CROSSREFS
Subsequence of A253592 and A191458. Cf. A164926.
Sequence in context: A191457 A191458 A253592 * A044094 A044475 A024188
KEYWORD
nonn,more
AUTHOR
Zak Seidov, Jan 05 2015
STATUS
approved