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 A258285 #11 Apr 05 2017 11:58:15
%S A258285 1,1,8,11,52,91,326,567,1925,3361,10114,17998,50084,89303,236472,
%T A258285 414418,1036205,1872828,4394636,7781405,18111119,31868623,70513669,
%U A258285 125728510,269084037,475275290,1005278492,1749029589,3594394017,6355048530,12651552078,22036692845,43804062866,75652893831
%N A258285 Number of partitions of 7 copies of n into distinct parts.
%H A258285 Alois P. Heinz, <a href="/A258285/b258285.txt">Table of n, a(n) for n = 13..49</a>
%F A258285 a(n) = 1/7! * [Product_{i=1..7} x_i^n] Product_{j>0} (1+Sum_{i=1..7} x_i^j).
%Y A258285 Column k=7 of A258280.
%K A258285 nonn
%O A258285 13,3
%A A258285 _Alois P. Heinz_, May 25 2015
%E A258285 More terms from _Alois P. Heinz_, Apr 03 2017