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A017721
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Binomial coefficients C(n,57).
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3
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1, 58, 1711, 34220, 521855, 6471002, 67945521, 621216192, 5047381560, 37014131440, 247994680648, 1533058025824, 8815083648488, 47465835030320, 240719591939480, 1155454041309504, 5271759063474612, 22947657099830664
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OFFSET
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57,2
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LINKS
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FORMULA
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G.f.: x^57/(1-x)^58.
E.g.f.: x^57*exp(x)/57!. (End)
Sum_{n>=57} 1/a(n) = 57/56.
Sum_{n>=57} (-1)^(n+1)/a(n) = A001787(57)*log(2) - A242091(57)/56! = 4107282860161892352*log(2) - 82036835759177476046959075363324597249 / 28815676969304881656 = 0.9833156265... (End)
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MATHEMATICA
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PROG
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(Sage) [binomial(n, 57) for n in range(57, 75)] # Zerinvary Lajos, May 23 2009
(PARI) for(n=57, 80, print1(binomial(n, 57), ", ")) \\ G. C. Greubel, Nov 03 2018
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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