cp's OEIS Frontend

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.

A017771 Binomial coefficients C(55,n).

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%I A017771 #26 Jun 28 2023 21:45:22
%S A017771 1,55,1485,26235,341055,3478761,28989675,202927725,1217566350,
%T A017771 6358402050,29248649430,119653565850,438729741450,1451182990950,
%U A017771 4353548972850,11899700525790,29749251314475,68248282427325,144079707346575,280576272201225,505037289962205
%N A017771 Binomial coefficients C(55,n).
%C A017771 Row 55 of A007318.
%H A017771 Nathaniel Johnston, <a href="/A017771/b017771.txt">Table of n, a(n) for n = 0..55</a> (full sequence)
%F A017771 From _G. C. Greubel_, Nov 13 2018: (Start)
%F A017771 G.f.: (1+x)^55.
%F A017771 E.g.f.: 1F1(-55; 1; -x), where 1F1 is the confluent hypergeometric function. (End)
%p A017771 seq(binomial(55,n), n=0..55); # _Nathaniel Johnston_, Jun 24 2011
%t A017771 Binomial[55,Range[0,55]] (* _Harvey P. Dale_, Feb 26 2013 *)
%o A017771 (Sage) [binomial(55, n) for n in range(56)] # _Zerinvary Lajos_, May 28 2009
%o A017771 (PARI) vector(55, n, n--; binomial(55,n)) \\ _G. C. Greubel_, Nov 13 2018
%o A017771 (Magma) [Binomial(55,n): n in [0..55]]; // _G. C. Greubel_, Nov 13 2018
%Y A017771 Cf. A010926-A011001, A017765-A017770, A017772-A017816.
%K A017771 nonn,fini,full,easy
%O A017771 0,2
%A A017771 _N. J. A. Sloane_