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 A017730 #26 Sep 08 2022 08:44:43
%S A017730 1,67,2278,52394,916895,13019909,156238908,1629348612,15071474661,
%T A017730 125595622175,954526728530,6681687099710,43430966148115,
%U A017730 263926640438545,1508152231077400,8144022047817960,41738112995067045
%N A017730 Binomial coefficients C(n,66).
%H A017730 Michael De Vlieger, <a href="/A017730/b017730.txt">Table of n, a(n) for n = 66..10000</a>
%F A017730 From _G. C. Greubel_, Nov 08 2018: (Start)
%F A017730 G.f.: x^66/(1-x)^67.
%F A017730 E.g.f.: x^66*exp(x)/66!. (End)
%F A017730 From _Amiram Eldar_, Dec 17 2020: (Start)
%F A017730 Sum_{n>=66} 1/a(n) = 66/65.
%F A017730 Sum_{n>=66} (-1)^n/a(n) = A001787(66)*log(2) - A242091(66)/65! = 2434970217729660813312*log(2) - 3023365856228144500682860967025333056122272941 / 1791313460761851920471760 = 0.9854955419... (End)
%t A017730 Binomial[Range[66,86],66] (* _Harvey P. Dale_, Dec 25 2011 *)
%o A017730 (Sage) [binomial(n, 66) for n in range(66,83)] # _Zerinvary Lajos_, May 23 2009
%o A017730 (PARI) for(n=66, 90, print1(binomial(n,66), ", ")) \\ _G. C. Greubel_, Nov 08 2018
%o A017730 (Magma) [Binomial(n,66): n in [66..90]]; // _G. C. Greubel_, Nov 08 2018
%Y A017730 Cf. A001787, A242091.
%K A017730 nonn
%O A017730 66,2
%A A017730 _N. J. A. Sloane_