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 A051474 #4 Jul 02 2025 16:01:58 %S A051474 2,13,33,13,151,151,60,1208,60,251,7304,44117,78095,44117,7304,251, %T A051474 23920,227596,655177,655177,227596,23920,1018,1101744,4869057,7862124, %U A051474 4869057,1101744,1018,33159237,81256143,81256143,33159237,4089,739863 %N A051474 (Terms in A014450)/2. %Y A051474 A014450, A008292. %K A051474 nonn %O A051474 0,1 %A A051474 _James Sellers_