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 A218775 #9 Aug 29 2025 18:08:35 %S A218775 1,2,2,1,2,1,2,2,1,3,1,1,1,2,1,3,1,1,2,1,2,4,2,1,3,1,1,2,1,2,5,1,2,1, %T A218775 1,1,1,1,3,1,2,1,3,1,1,2,1,2,5,1,2,1,1,1,1,1,3,2,1,2,1,1,1,1,1,4,1,1, %U A218775 6,1,2,2,1,3,1,1,2,1,2,5,1,2,1,1,1,1,1 %N A218775 First differences of A218773. %H A218775 Antti Karttunen, <a href="/A218775/b218775.txt">Table of n, a(n) for n = 1..10000</a> %F A218775 a(n) = A218773(n+1)-A218773(n). %o A218775 (Scheme) (define (A218775 n) (- (A218773 (1+ n)) (A218773 n))) %Y A218775 Also the first differences of A213733. Cf. A218774, A218544, A218545. %K A218775 nonn,changed %O A218775 1,2 %A A218775 _Antti Karttunen_, Nov 05 2012