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A017073
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a(n) = (8*n)^9.
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1
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0, 134217728, 68719476736, 2641807540224, 35184372088832, 262144000000000, 1352605460594688, 5416169448144896, 18014398509481984, 51998697814228992, 134217728000000000, 316478381828866048, 692533995824480256
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OFFSET
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0,2
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).
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MATHEMATICA
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(8*Range[0, 20])^9 (* or *) LinearRecurrence[{10, -45, 120, -210, 252, -210, 120, -45, 10, -1}, {0, 134217728, 68719476736, 2641807540224, 35184372088832, 262144000000000, 1352605460594688, 5416169448144896, 18014398509481984, 51998697814228992}, 20] (* Harvey P. Dale, Dec 21 2016 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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