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Search: id:A127229
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| A127229 |
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a(n)= numerator of ((n + 5)! - (n - 5)!)/(n!). |
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+0
5
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| 3628799, 39916799, 239500799, 1037836799, 3632428799, 10897286399, 29059430399, 70572902399, 158789030399, 335221286399, 670442572799, 1279935820799, 2346549004799, 4151586700799, 7117005772799, 11861676287999
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OFFSET
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5,1
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MATHEMATICA
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Table[Numerator[((n + 5)! - (n - 5)!)/(n!)], {n, 5, 30}]
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CROSSREFS
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Cf. A028387, A062938, A127227, A127228, A127230.
Sequence in context: A053078 A116221 A118813 this_sequence A068158 A011521 A061603
Adjacent sequences: A127226 A127227 A127228 this_sequence A127230 A127231 A127232
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KEYWORD
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nonn,frac
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Jan 09 2007
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