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 A027549 #8 Nov 07 2019 22:02:17 %S A027549 1,7,163,8873,930581,166430695,46667364787,19297882224241, %T A027549 11234437076981197,8878197269454501791,9248927456512116197243, %U A027549 12398185397412654458286937,20956785258468167606550738661,43903683099962420167754883303799,112314079836539257907798807510678371 %N A027549 First column of A027538. %F A027549 Numerators of sequence a[1, n] in A=(b[i, j])^3 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i. %K A027549 nonn %O A027549 1,2 %A A027549 _Olivier Gérard_