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 A262243 #8 Mar 01 2023 05:43:59 %S A262243 1,2,4,8,6,22,44,88,7,8,191,8,9,99,9,7,5,9,8,6,5,7,55,9,8,626,252,5,9, %T A262243 151,66,7,7,9,8,66,8,8,848,696,33,5,343,3773,7,55,8,616,232,464,9,9,9, %U A262243 55,9,9,9,9,9,55,11,121,242,484,99,7,7,8,9,9,101,8 %N A262243 First differences of A262224. %C A262243 All terms are palindromic by definition of A262224. %H A262243 Reinhard Zumkeller, <a href="/A262243/b262243.txt">Table of n, a(n) for n = 0..10000</a> %F A262243 a(n) = A262224(n+1) - A262224(n) = A047813(A262224(n)). %o A262243 (Haskell) %o A262243 a262243 n = a262243_list !! n %o A262243 a262243_list = zipWith (-) (tail a262224_list) a262224_list %Y A262243 Cf. A262224, A047813. %K A262243 nonn,base %O A262243 0,2 %A A262243 _Reinhard Zumkeller_, Sep 15 2015