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 A125782 #3 Mar 30 2012 18:37:02 %S A125782 1,3,8,23,76,294,1328,6933,41350,278679,2101433,17574551,161740315, %T A125782 1626733107,17771416520,209739328923,2661301094007,36148700652162, %U A125782 523597247829866,8059284921781891,131408547139817540 %N A125782 Column 2 of table A125781. %F A125782 a(n) = A091352(n+1) - 1. %Y A125782 Cf. A091351; other columns: A091352, A125783, A125784, A125785, A125786. %K A125782 nonn %O A125782 0,2 %A A125782 _Paul D. Hanna_, Dec 09 2006