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 A147712 #7 Aug 30 2018 18:58:50 %S A147712 1,2674440,141371511060715200,300084647544974128326709244080, %T A147712 63459439063595192178662944522933222953984000 %N A147712 Late-growing permutations: number of permutations of 14 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations. %Y A147712 Cf. A147681. %Y A147712 Column k=14 of A215561. %K A147712 nonn %O A147712 1,2 %A A147712 _R. H. Hardin_, May 01 2009