cp's OEIS Frontend

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.

A208627 Number of Young tableaux with n 7-length rows, increasing entries down the columns and monotonic entries along the rows (first row increasing).

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%I A208627 #10 Jan 08 2013 11:17:06
%S A208627 1,1,430,1386529,13675362559,278635710716650,9490918987253894191,
%T A208627 475092942773985252468181,32104063492616280061833179530,
%U A208627 2760236523281606433215665762615849,289238439981484950348089838682686986479,35765166865735043765208026468482106363863090
%N A208627 Number of Young tableaux with n 7-length rows, increasing entries down the columns and monotonic entries along the rows (first row increasing).
%C A208627 Also the number of (7*n-1)-step walks on 7-dimensional cubic lattice from (1,0,...,0) to (n,n,...,n) with positive unit steps in all dimensions such that for each point (p_1,p_2,...,p_7) we have p_1<=p_2<=...<=p_7 or p_1>=p_2>=...>=p_7.
%Y A208627 Column k=7 of A208615.
%K A208627 nonn,walk
%O A208627 0,3
%A A208627 _Alois P. Heinz_, Feb 29 2012