1,3

Vincenzo Librandi and Zak Seidov, Table of n, a(n) for n = 1..10000 (First 1000 terms from Vincenzo Librandi.)

Eric Weisstein's World of Mathematics, Prime-Generating Polynomial

a(n) = sqrt((A050265(n)-11)/2). - Zak Seidov, Jul 25 2015

Select[Range[0, 200], PrimeQ[2#^2+11]&]

(MAGMA) [n: n in [1..160] | IsPrime(2*n^2 + 11)]; // Vincenzo Librandi, Dec 04 2012

Cf. A050265.

Sequence in context: A161979 A247810 A247800 * A177053 A151547 A008817

Adjacent sequences: A092965 A092966 A092967 * A092969 A092970 A092971

nonn,easy

Giovanni Teofilatto, Apr 20 2004

More terms from T. D. Noe, Dec 31 2004

approved