|
%I #7 Mar 28 2018 15:22:20
%S 13,1021,12497,3294169,1365711509456878229586586894333
%N Primes of form 4*k^k - 3.
%C The next term is too large to include.
%F a(n) = 4*A301521(n)^A301521(n) - 3.
%Y Cf. A301521, A301641, A301808.
%K nonn
%O 1,1
%A _Seiichi Manyama_, Mar 28 2018
| 