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 A017745 #26 Sep 08 2022 08:44:43
%S A017745 1,82,3403,95284,2024785,34826302,504981379,6348337336,70625252863,
%T A017745 706252528630,6426898010533,53752237906276,416579843773639,
%U A017745 3012192716517082,20439879147794485,130815226545884704
%N A017745 Binomial coefficients C(n,81).
%H A017745 Michael De Vlieger, <a href="/A017745/b017745.txt">Table of n, a(n) for n = 81..10000</a>
%F A017745 From _G. C. Greubel_, Nov 09 2018: (Start)
%F A017745 G.f.: x^81/(1-x)^82.
%F A017745 E.g.f.: x^81*exp(x)/81!. (End)
%F A017745 From _Amiram Eldar_, Dec 18 2020: (Start)
%F A017745 Sum_{n>=81} 1/a(n) = 81/80.
%F A017745 Sum_{n>=81} (-1)^(n+1)/a(n) = A001787(81)*log(2) - A242091(81)/80! = 97922991388784963151200256*log(2) - 20383793233274067347552815305959536366374285194354782880613 / 300313511618462804737247891718800 = 0.9880887084... (End)
%t A017745 Table[Binomial[n,81],{n,81,100}] (* _Harvey P. Dale_, Jan 23 2011 *)
%o A017745 (Sage) [binomial(n, 81) for n in range(81,97)] # _Zerinvary Lajos_, May 23 2009
%o A017745 (PARI) for(n=81, 100, print1(binomial(n,81), ", ")) \\ _G. C. Greubel_, Nov 09 2018
%o A017745 (Magma) [Binomial(n,81): n in [81..100]]; // _G. C. Greubel_, Nov 09 2018
%Y A017745 Cf. A001787, A242091.
%K A017745 nonn
%O A017745 81,2
%A A017745 _N. J. A. Sloane_