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 A196494 #10 Jun 02 2025 04:26:29
%S A196494 1,4156,524962,321895111,358542860,362349816,422820435,560670367,
%T A196494 565390537,4192653610,593651537079
%N A196494 Indices of palindromic centered 22-gonal numbers. (A195902).
%F A196494 {n : A069173(n) in A195902}.
%Y A196494 Cf. A069173, A195902.
%K A196494 nonn,base,less
%O A196494 1,2
%A A196494 _Kausthub Gudipati_, Oct 03 2011