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 A022981 #14 Jul 29 2024 06:12:53
%S A022981 25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0,
%T A022981 -1,-2,-3,-4,-5,-6,-7,-8,-9,-10,-11,-12,-13,-14,-15,-16,-17,-18,-19,
%U A022981 -20,-21,-22,-23,-24,-25,-26,-27,-28,-29,-30,-31,-32,-33,-34,-35
%N A022981 a(n) = 25-n.
%H A022981 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a>.
%H A022981 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1).
%p A022981 A022981:=n->25-n; seq(A022981(n), n=0..100); # _Wesley Ivan Hurt_, Nov 12 2013
%t A022981 Table[25-n, {n,0,100}] (* _Wesley Ivan Hurt_, Nov 12 2013 *)
%Y A022981 Cf. A022958 - A022995.
%K A022981 sign
%O A022981 0,1
%A A022981 _N. J. A. Sloane_