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A017500
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a(n) = (11*n + 9)^4.
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12
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6561, 160000, 923521, 3111696, 7890481, 16777216, 31640625, 54700816, 88529281, 136048896, 200533921, 285610000, 395254161, 533794816, 705911761, 916636176, 1171350625, 1475789056, 1836036801, 2258530576, 2750058481, 3317760000, 3969126001, 4711998736
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OFFSET
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0,1
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LINKS
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FORMULA
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G.f.: (6561 +127195*x +189131*x^2 +28481*x^3 +16*x^4)/(1-x)^5.
E.g.f.: (6561 +153439*x +305041*x^2 +135762*x^3 +14641*x^4)*exp(x). (End)
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MAPLE
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MATHEMATICA
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PROG
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(Magma) [(11*n+9)^3: n in [0..30]]; // G. C. Greubel, Oct 28 2019
(Sage) [(11*n+9)^3 for n in (0..30)] # G. C. Greubel, Oct 28 2019
(GAP) List([0..30], n-> (11*n+9)^3); # G. C. Greubel, Oct 28 2019
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CROSSREFS
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Powers of the form (11*n+9)^m: A017497 (m=1), A017498 (m=2), A017499 (m=3), this sequence (m=4), A017501 (m=5), A017502 (m=6), A017503 (m=7), A017504 (m=8), A017505 (m=9), A017506 (m=10), A017607 (m=11), A017508 (m=12).
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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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