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Search: id:A004327
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| A004327 |
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Binomial coefficient C(3n,n-9). |
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+0
1
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| 1, 30, 528, 7140, 82251, 850668, 8145060, 73629072, 636763050, 5317936260, 43183019880, 342700125300, 2668424446233, 20448884000160, 154603005527328, 1155454041309504, 8550047575185300, 62724534168736440
(list; graph; listen)
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OFFSET
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9,2
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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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Milan Janjic, Two Enumerative Functions
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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CROSSREFS
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Sequence in context: A020926 A022754 A050982 this_sequence A139626 A037961 A143399
Adjacent sequences: A004324 A004325 A004326 this_sequence A004328 A004329 A004330
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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