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 A274632 #3 Jul 08 2016 11:15:56 %S A274632 1,3,6,2,7,5,8,4,9,10,15,13,11,18,12,20,16,22,25,27,14,28,29,31,33,34, %T A274632 38,32,35,36,41,40,39,17,46,43,44,52,19,48,57,50,61,53,58,21,23,24,63, %U A274632 65,56,60,26,71,66,68,74,78,30,77,73,80,84,69,76,82,79,89,92,85,90,87,91,93,94,37,96 %N A274632 First row of array in A274630. %Y A274632 Cf. A274630, A269526. %K A274632 nonn %O A274632 1,2 %A A274632 _N. J. A. Sloane_, Jul 08 2016