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 A036957 #9 Oct 10 2019 04:00:00
%S A036957 2,3,6,8,13,16,21,23,26,28,33,41,56,63,68,71,81,83,91,101,111,116,118,
%T A036957 123,133,136,141,143,153,163,176,183,188,191,201,203,211,238,243,253,
%U A036957 256,281,283,291,296,298,303,308,311,323,331,343,346,356,363,371,376
%N A036957 Primes with digits (0,...,4) taken as base 5 and converted to base 10.
%e A036957 a(n)=363 -> is 2423{5} -> 2423{10} is prime.
%Y A036957 Cf. A036952-A036964.
%K A036957 nonn,base
%O A036957 1,1
%A A036957 _Patrick De Geest_, Jan 04 1999
%E A036957 Offset 1 from _Michel Marcus_, Oct 10 2019