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Search: id:A001450
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A001450 Binomial(5n,2n). +0
1
1, 10, 210, 5005, 125970, 3268760, 86493225, 2319959400, 62852101650, 1715884494940, 47129212243960, 1300853625660225, 36052387482172425, 1002596421878664480, 27963143931814663880, 781879430625942976880 (list; graph; listen)
OFFSET

0,2

LINKS

T. D. Noe, Table of n, a(n) for n=0..100

FORMULA

(5*n)!/((3*n)!*(2*n)!).

MAPLE

f := n->(5*n)!/((3*n)!*(2*n)!);

CROSSREFS

Cf. A001451, A001459, A001460.

Sequence in context: A067642 A052245 A052246 this_sequence A076803 A120596 A112364

Adjacent sequences: A001447 A001448 A001449 this_sequence A001451 A001452 A001453

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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