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 A145360 #5 Jul 04 2023 13:49:08 %S A145360 1,6,78,804,8316,85176,1021608,11394432,144885888,1886008320, %T A145360 26529503616,390680672256,6237490904064,104348756736000, %U A145360 1873079661358080,35428981499412480,710916534432276480,14999585506406645760,333292875250857984000,7754472236069830656000 %N A145360 Third column (m=3) of triangle A145357 (S1hat(6)). %F A145360 a(n) = A145357(n+3,3), n>=0. %Y A145360 Cf. A001725 (first column), A145359 (second column). %K A145360 nonn,easy %O A145360 0,2 %A A145360 _Wolfdieter Lang_, Oct 17 2008