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A024013 2^n-n^3. 3
1, 1, -4, -19, -48, -93, -152, -215, -256, -217, 24, 717, 2368, 5995, 13640, 29393, 61440, 126159, 256312, 517429, 1040576, 2087891, 4183656, 8376441, 16763392, 33538807, 67091288, 134198045, 268413504, 536846523, 1073714824 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..240

FORMULA

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

MATHEMATICA

Table[2^n-n^3, {n, 0, 80}] (*From Vladimir Joseph Stephan Orlovsky, Feb 15 2011*)

PROG

(MAGMA) [2^n-n^3: n in [0..35]]; // Vincenzo Librandi, Apr 29 2011

CROSSREFS

Sequence in context: A031291 A210374 A134538 * A067981 A174458 A162254

Adjacent sequences:  A024010 A024011 A024012 * A024014 A024015 A024016

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 21 05:20 EDT 2013. Contains 225474 sequences.