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 A072990 #11 Aug 27 2024 14:56:55 %S A072990 1000,15,14,13,12,11,10,9,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, %T A072990 8,8,8,8,8,8,8,8,8 %N A072990 a(2) = 1000, a(n) = 18 - n for 3 <= n <= 9, a(n) = 8 for n >= 10. %H A072990 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1). %F A072990 G.f.: x^2*(x^8+x^7+x^6+x^5+x^4+x^3+x^2+985*x-1000)/(x-1). %Y A072990 Cf. A094326. %K A072990 nonn,easy,less %O A072990 2,1 %A A072990 Vincenzo Vennarini (vennarini(AT)hotmail.com), Aug 21 2002 %E A072990 Definition corrected by _Georg Fischer_, Aug 26 2024