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A168345
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a(n) = n^4*(n^9 + 1)/2.
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1
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0, 1, 4104, 797202, 33554560, 610351875, 6530347656, 48444506404, 274877908992, 1270932917445, 5000000005000, 17261356079286, 53496602699904, 151437553310407, 396857386646280, 973097534205000, 2251799813718016
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OFFSET
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0,3
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (14, -91, 364, -1001, 2002, -3003, 3432, -3003, 2002, -1001, 364, -91, 14, -1).
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FORMULA
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G.f.: x*(1 + 4090*x + 739837*x^2 + 22766832*x^3 + 211640562*x4 + 752810940*x^5 + 1137586002*x^6 + 752810568*x^7 + 211640973*x^8 + 22766618*x^9 + 739889*x^10 + 4088*x^11)/(1 - x)^14. - Ilya Gutkovskiy, Jul 19 2016
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MATHEMATICA
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Table[ n^4*(n^9 + 1)/2 , {n, 0, 50}] (* G. C. Greubel, Jul 18 2016 *)
LinearRecurrence[{14, -91, 364, -1001, 2002, -3003, 3432, -3003, 2002, -1001, 364, -91, 14, -1}, {0, 1, 4104, 797202, 33554560, 610351875, 6530347656, 48444506404, 274877908992, 1270932917445, 5000000005000, 17261356079286, 53496602699904, 151437553310407}, 50] (* Harvey P. Dale, May 12 2018 *)
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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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