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 A216372 #14 Sep 06 2012 14:17:27 %S A216372 1,96,528,720,672,960,936,3192,6552,3912,3904,7368,3976,4912,9520, %T A216372 7936,8512,11032,18720,13192,51480,18736,52080,62244,32928,32496, %U A216372 52416,62244,78624,78624,98280,59928,33208,81312,65328,34720,75348,39904,65340,49632 %N A216372 Sigma(n) values in A115920. %H A216372 V. Raman, <a href="/A216372/b216372.txt">Table of n, a(n) for n = 1..10000</a> %Y A216372 Cf. A115920, A000203. %K A216372 nonn,base %O A216372 1,2 %A A216372 _V. Raman_, Sep 06 2012