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 A246284 #4 Aug 21 2014 11:39:22 %S A246284 120,6090,232792,8337420,299350440,11074483860,427387853508, %T A246284 17302253251998,736435961119768,32970154976590650,1551833612483679600, %U A246284 76712206915275154368,3977549433235139894640,216011528111397978249156,12268895890831542489647980 %N A246284 Number of endofunctions on [n] with cycles of three distinct lengths. %H A246284 Alois P. Heinz, <a href="/A246284/b246284.txt">Table of n, a(n) for n = 6..200</a> %Y A246284 Column k=3 of A242027. %K A246284 nonn %O A246284 6,1 %A A246284 _Alois P. Heinz_, Aug 21 2014