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 A275953 #6 Aug 16 2016 09:46:31 %S A275953 6,30,204,1446,11550,108204,1091526,11998830,146864484,1920044166, %T A275953 26872081230,407766664284,6548790510726,111305007240510, %U A275953 2018907373622004,38462931870864486,769155464685741870,16240360254478668204,358012008058965575046,8233510983226617823230,198405453050668260272364,4967948949777295176374646,129158062469199137001844830 %N A275953 First differences of A265906; second differences of A265905. %H A275953 Antti Karttunen, <a href="/A275953/b275953.txt">Table of n, a(n) for n = 1..52</a> %H A275953 <a href="/index/Fa#facbase">Index entries for sequences related to factorial base representation</a> %F A275953 a(n) = A265906(1+n) - A265906(n). %o A275953 (Scheme) (define (A275953 n) (- (A265906 (+ 1 n)) (A265906 n))) %Y A275953 Row 3 of A275950. %Y A275953 Cf. A265905, A265906. %K A275953 nonn,base %O A275953 1,1 %A A275953 _Antti Karttunen_, Aug 13 2016