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 A017718 #32 Sep 08 2022 08:44:43
%S A017718 1,55,1540,29260,424270,5006386,50063860,436270780,3381098545,
%T A017718 23667689815,151473214816,895068996640,4922879481520,25371763481680,
%U A017718 123234279768160,566877686933536,2480089880334220,10358022441395860
%N A017718 Binomial coefficients C(n,54).
%H A017718 Michael De Vlieger, <a href="/A017718/b017718.txt">Table of n, a(n) for n = 54..10000</a>
%F A017718 From _G. C. Greubel_, Nov 03 2018: (Start)
%F A017718 G.f.: x^54/(1-x)^55.
%F A017718 E.g.f.: x^54*exp(x)/54!. (End)
%F A017718 From _Amiram Eldar_, Dec 16 2020: (Start)
%F A017718 Sum_{n>=54} 1/a(n) = 54/53.
%F A017718 Sum_{n>=54} (-1)^n/a(n) = A001787(54)*log(2) - A242091(54)/53! = 486388759756013568*log(2) - 12818255587371480599411812742078124833 / 38020684890055052185 = 0.9824355313... (End)
%t A017718 Binomial[Range[54,80],54] (* _Harvey P. Dale_, Apr 02 2011 *)
%o A017718 (Sage) [binomial(n, 54) for n in range(54,72)] # _Zerinvary Lajos_, May 23 2009
%o A017718 (Magma) [ Binomial(n, 54): n in [54..180]]; // _Vincenzo Librandi_, Apr 04 2011
%o A017718 (PARI) for(n=54, 80, print1(binomial(n,54), ", ")) \\ _G. C. Greubel_, Nov 03 2018
%Y A017718 Cf. A001787, A242091.
%K A017718 nonn
%O A017718 54,2
%A A017718 _N. J. A. Sloane_