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 A246258 #5 Aug 26 2014 01:20:42 %S A246258 1,2,3,5,7,4,66,6,8,9,91,70,17,15,10,55,197,94,20,18,11,21,155,259, %T A246258 186,24,19,12,46,84,220,364,187,26,22,13,1362,184,87,238,377,199,41, %U A246258 28,14,1654,1981,414,189,467,413,237,45,29,16,1419,3055,2378,445,309,495,479,262,54,32,23 %N A246258 Transpose of array A246259. %C A246258 See comments at A246259. %o A246258 (Scheme) %o A246258 ;; Other code as in A246259: %o A246258 (define (A246258 n) (A246259bi (A004736 n) (A002260 n))) %Y A246258 Cf. A246259. %K A246258 nonn,tabl %O A246258 1,2 %A A246258 _Antti Karttunen_, Aug 22 2014