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Search: id:A024026
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A024026 3^n-n^3. +0
14
1, 2, 1, 0, 17, 118, 513, 1844, 6049, 18954, 58049, 175816, 529713, 1592126, 4780225, 14345532, 43042625, 129135250, 387414657, 1162254608, 3486776401, 10460343942, 31381048961, 94143166660, 282429522657, 847288593818 (list; graph; listen)
OFFSET

0,2

LINKS

Paul Cooijmans, Odds.

FORMULA

G.f.:(-1-4*x^4-7*x^3-5*x^2+5*x)/((3*x-1)*(x-1)^4) [From Maksym Voznyy (voznyy(AT)mail.ru), Aug 14 2009]

MAPLE

seq(seq(k^n-n^k, k=3..3), n=0..25); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jul 01 2007

MATHEMATICA

lst={}; Do[AppendTo[lst, (3^n-n^3)], {n, 0, 5!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 15 2009]

CROSSREFS

Sequence in context: A039910 A129467 A129065 this_sequence A009829 A051652 A077019

Adjacent sequences: A024023 A024024 A024025 this_sequence A024027 A024028 A024029

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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