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A017031
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a(n) = (7*n + 4)^3.
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1
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64, 1331, 5832, 15625, 32768, 59319, 97336, 148877, 216000, 300763, 405224, 531441, 681472, 857375, 1061208, 1295029, 1560896, 1860867, 2197000, 2571353, 2985984, 3442951, 3944312, 4492125, 5088448
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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.: (64 + 1075*x + 892*x^2 + 27*x^3)/(x-1)^4. - R. J. Mathar, Jul 07 2017
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MATHEMATICA
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(7Range[0, 30]+4)^3 (* or *) LinearRecurrence[{4, -6, 4, -1}, {64, 1331, 5832, 15625}, 30] (* Harvey P. Dale, Jun 01 2021 *)
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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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