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 A051469 #4 Jul 02 2025 16:01:58 %S A051469 1,1,1,1,8,1,1,18,1,1,98,70,32,1,168,102,1,357,270,50,1,627,1,1320, %T A051469 605,253,72,1,858,325,1,4004,1183,98,1,1,18590,15444,10192,5278,2100, %U A051469 620,128,1,34034,25636,15470,7378,2720,748,1,70499,59670,41106,22848,10098 %N A051469 (Terms in A029643)/2. %Y A051469 A029643, A029635. %K A051469 nonn %O A051469 0,5 %A A051469 _James Sellers_