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A004347
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Binomial coefficient C(5n,n-5).
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5
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1, 30, 595, 9880, 148995, 2118760, 28989675, 386206920, 5047381560, 65033528560, 828931106355, 10477677064400, 131567066917650, 1643385429346680, 20439879147794485, 253338471349988640
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OFFSET
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5,2
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REFERENCES
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M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 828.
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LINKS
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M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
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FORMULA
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E.g.f.: (1/120)*x^5*4F4(26/5,27/5,28/5,29/5; 13/2,27/4,7,29/4; 3125*x/256).
a(n) ~ 5^(5*n+1/2)/(sqrt(Pi*n)*2^(8*n+23/2)). (End)
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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