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 A122237 #4 Jun 02 2025 00:30:24 %S A122237 1,3,8,7,22,21,18,17,20,64,63,59,58,62,50,49,46,45,48,61,57,55,54,196, %T A122237 195,190,189,194,176,175,171,170,174,193,188,185,184,148,147,143,142, %U A122237 146,134,133,130,129,132,145,141,139,138,192,187,173,169,183,181,167 %N A122237 a(n) = A057548(A082358(n)). %Y A122237 Iterates: A106191, A122241, A122244. Cf. also A122227, A080067. %K A122237 nonn %O A122237 0,2 %A A122237 _Antti Karttunen_, Sep 14 2006