This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A302091 #10 Oct 24 2021 15:52:18
%S A302091 11,29,167,279941,4941263
%N A302091 Primes of form 6*k^k + 5.
%C A302091 The next term is too large to include.
%C A302091 The next term has 286 digits. - _Harvey P. Dale_, Oct 24 2021
%F A302091 a(n) = 6*A302090(n+1)^A302090(n+1) + 5.
%t A302091 Select[Table[6 n^n + 5, {n, 20}], PrimeQ] (* _Harvey P. Dale_, Oct 24 2021 *)
%Y A302091 Primes of form b*k^k + b - 1: A216148 (b=2), A301811 (b=3), A301808 (b=4), A302089 (b=5), this sequence (b=6).
%Y A302091 Cf. A302090.
%K A302091 nonn
%O A302091 1,1
%A A302091 _Seiichi Manyama_, Apr 01 2018