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 A320184 #3 Oct 07 2018 08:42:03 %S A320184 1,1,3,9,33,135,633,3207,17588,102610,635800,4158270,28646346, %T A320184 206925540,1562928436,12295935458,100464068006,850030211990, %U A320184 7431638110124,67007477760634,622164698873152,5941062844925200,58280974293944802,586748859836258212,6056670347690677380 %N A320184 Number of solid standard Young tableaux of n cells and height <= 7. %H A320184 S. B. Ekhad, D. Zeilberger, <a href="https://arxiv.org/abs/1202.6229">Computational and Theoretical Challenges on Counting Solid Standard Young Tableaux</a>, arXiv:1202.6229v1 [math.CO], 2012 %H A320184 Wikipedia, <a href="https://en.wikipedia.org/wiki/Young_tableau">Young tableau</a> %Y A320184 Column k=7 of A215086. %K A320184 nonn %O A320184 0,3 %A A320184 _Alois P. Heinz_, Oct 07 2018