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A127920
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1/6 of product of three numbers: n-th prime, previous and following number.
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4
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1, 4, 20, 56, 220, 364, 816, 1140, 2024, 4060, 4960, 8436, 11480, 13244, 17296, 24804, 34220, 37820, 50116, 59640, 64824, 82160, 95284, 117480, 152096, 171700, 182104, 204156, 215820, 240464, 341376, 374660, 428536, 447580, 551300, 573800, 644956
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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MATHEMATICA
| Table[(Prime[n] + 1) Prime[n](Prime[n] - 1)/6, {n, 1, 100}]
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PROG
| (PARI) forprime(p=2, 1e3, print1(binomial(p+1, 3)", ")) \\ Charles R Greathouse IV, Jun 16 2011
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CROSSREFS
| Cf. A036689, A034953, A127917, A127918, A127919.
Sequence in context: A035007 A047810 A002492 * A060122 A066970 A196295
Adjacent sequences: A127917 A127918 A127919 * A127921 A127922 A127923
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KEYWORD
| nonn,easy
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AUTHOR
| Artur Jasinski (grafix(AT)csl.pl), Feb 06 2007
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