%I #21 Sep 08 2022 08:44:52
%S 2,101,4241,262469,5846006549323611672814739330865132078623730198149,
%T 6277101735386680763835789423207666416102355444464034549761,
%U 105312291668557186697918027683670432318895095400549111254311024193
%N Primes of the form 2^k + k^2 + 1.
%C Corresponding k's (A100357) all are multiples of 6. - _Zak Seidov_, Apr 05 2014
%H Vincenzo Librandi, <a href="/A035325/b035325.txt">Table of n, a(n) for n = 1..9</a>
%t Select[Table[2^n + n^2 + 1, {n, 0, 300, 6}], PrimeQ ] (* _Vincenzo Librandi_, Sep 03 2012 *)
%o (Magma) [ a: n in [0..250] | IsPrime(a) where a is 2^n + n^2 + 1 ] // _Vincenzo Librandi_, Sep 03 2012
%Y Cf. A100357 (corresponding n's). - _Zak Seidov_, Apr 05 2014
%K nonn
%O 1,1
%A _N. J. A. Sloane_.
%E More terms from _James A. Sellers_