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A001096
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n + n*(n-1)*(n-2)*(n-3)*(n-4)*(n-5).
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1
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0, 1, 2, 3, 4, 5, 726, 5047, 20168, 60489, 151210, 332651, 665292, 1235533, 2162174, 3603615, 5765776, 8910737, 13366098, 19535059, 27907220, 39070101, 53721382, 72681863, 96909144, 127512025, 165765626, 213127227, 271252828, 342014429
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..1000
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FORMULA
| G.f.: (-719*x^6-5*x^5+10*x^4-10*x^3+5*x^2-x)/(x-1)^7. - Ralf Stephan (ralf(AT)ark.in-berlin.de), Dec 30 2002
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PROG
| (MAGMA) [n + n*(n-1)*(n-2)*(n-3)*(n-4)*(n-5): n in [0..35]]; // Vincenzo Librandi, Apr 30 2011
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CROSSREFS
| A053625(n) + n.
Sequence in context: A061340 A004889 A037435 * A004900 A062937 A004911
Adjacent sequences: A001093 A001094 A001095 * A001097 A001098 A001099
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Ray Wills [ rwills(AT)vmprofs.estec.esa.nl ]
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EXTENSIONS
| More terms from James A. Sellers (sellersj(AT)math.psu.edu), Sep 19 2000
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