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 A132165 #3 Mar 31 2012 13:20:14 %S A132165 1,6,36,174,-174,-26076,-596616,-10334556,-143486244,-1157102136, %T A132165 19891298736,1443409042536,52915941558936,1542313273333104, %U A132165 37123741709607456,635436136388469744,-1073509544497887216,-801332217409556182176,-51221481393025808800704 %N A132165 Alternating row sums of triangle A134141 (S1p(7)). %F A132165 a(n)= sum(A134141(n,m)*(-1)^(m-1),m=1..n),n>=1. %F A132165 E.g.f.: 1 - exp(-(1-(1-x)^6)/(6*(1-x)^6)). Cf. e.g.f. first column of A134141. %Y A132165 Cf. A132164 (row sum of A134141). %K A132165 sign,easy %O A132165 1,2 %A A132165 _Wolfdieter Lang_ Oct 12 2007