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 A023452 #15 Jul 08 2025 17:16:41 %S A023452 -10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, %T A023452 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38, %U A023452 39,40,41,42,43,44,45,46,47,48,49,50 %N A023452 n-10. %H A023452 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a> %H A023452 Robert G. Wilson v, <a href="/A001477/a001477.txt">American English names for the numbers from 0 to 100999 without spaces or hyphens</a>. %H A023452 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1). %F A023452 a(n) = 2 a(n-1) - a(n-2). a(n) = -A022966(n) = A256958(n-10). G.f.: (-10+11*x)/(1-x)^2. - _M. F. Hasler_, Apr 18 2015 %p A023452 A023452 := n -> n-10; # _M. F. Hasler_, Apr 18 2015 %t A023452 Range[0,60]-10 (* _M. F. Hasler_, Apr 18 2015 *) %o A023452 (PARI) a(n)=n-10 %Y A023452 Cf. A256958, A001057, A000027, A001477, A023443, ..., A023451, A023453, ..., A023482, A022958, ..., A022996. %K A023452 sign,easy %O A023452 0,1 %A A023452 _N. J. A. Sloane_