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 A287032 #8 May 20 2017 21:54:22 %S A287032 5,161,3744,80784,1749969,39305685,928825464,23244466392,617591825445, %T A287032 17426790660465,521767015888200,16550044554184920,555080426233315521, %U A287032 19645031754312701685,732117928079412794832,28671309640088889743760,1177581551918650706931813,50628032440197924505694433 %N A287032 Column 2 of A286782. %H A287032 Gheorghe Coserea, <a href="/A287032/b287032.txt">Table of n, a(n) for n = 3..212</a> %F A287032 a(n) = (2*n-1)*A286787(n-1). %Y A287032 Cf. A286782. %K A287032 nonn %O A287032 3,1 %A A287032 _Gheorghe Coserea_, May 18 2017