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Search: id:A010966
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| A010966 |
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Binomial coefficient C(n,13). |
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+0
6
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| 1, 14, 105, 560, 2380, 8568, 27132, 77520, 203490, 497420, 1144066, 2496144, 5200300, 10400600, 20058300, 37442160, 67863915, 119759850, 206253075, 347373600, 573166440, 927983760, 1476337800, 2310789600
(list; graph; listen)
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OFFSET
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13,2
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COMMENT
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a(n) = -A110555(n+1,13). - Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Jul 27 2005
Product of 13 consecutive numbers divided by 13! - Artur Jasinski (grafix(AT)csl.pl), Dec 02 2007
In this sequence there are no primes - Artur Jasinski (grafix(AT)csl.pl), Dec 02 2007
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LINKS
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Milan Janjic, Two Enumerative Functions
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FORMULA
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a(n)=n(n+1)(n+2)(n+3)(n+4)(n+5)(n+6)(n+7)(n+8)(n+9)(n+10)(n+11)(n+12)/13! - Artur Jasinski (grafix(AT)csl.pl), Dec 02 2007
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MATHEMATICA
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Table[n(n+1)(n+2)(n+3)(n+4)(n+5)(n+6)(n+7)(n+8)(n+9)(n+10)(n+11)(n+12)/13!, {n, 1, 100}] - Artur Jasinski (grafix(AT)csl.pl), Dec 02 2007
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CROSSREFS
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Sequence in context: A139614 A068390 A008506 this_sequence A022579 A061179 A076128
Adjacent sequences: A010963 A010964 A010965 this_sequence A010967 A010968 A010969
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KEYWORD
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nonn
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AUTHOR
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njas
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