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 A029659 #8 Jul 02 2025 16:01:56 %S A029659 4,16,14,6,30,20,36,50,8,64,140,196,182,112,44,10,204,336,378,294,156, %T A029659 54,100,540,714,672,450,210,12,1254,1386,1122,660,144,506,1210,2640, %U A029659 2508,1782,352,90,14,650,1716,5148,4290,442,104,196,2366,8008,9438 %N A029659 Even numbers in the (2,1)-Pascal triangle A029653 that are different from 2. %K A029659 nonn,tabf %O A029659 0,1 %A A029659 _Mohammad K. Azarian_ %E A029659 More terms from _James Sellers_