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A097339
2^n+n^3.
1
1, 3, 12, 35, 80, 157, 280, 471, 768, 1241, 2024, 3379, 5824, 10389, 19128, 36143, 69632, 135985, 267976, 531147, 1056576, 2106413, 4204952, 8400775, 16791040, 33570057, 67126440, 134237411, 268457408, 536895301, 1073768824, 2147513439
OFFSET
0,2
FORMULA
G.f. : (1-3x+8x^2-11x^3-x^4)/((1-x)^4(1-2x)).
MATHEMATICA
Table[2^n+n^3, {n, 0, 80}] (* Vladimir Joseph Stephan Orlovsky, Feb 15 2011*)
CROSSREFS
Sequence in context: A225075 A293267 A295363 * A260006 A303862 A320346
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Aug 05 2004
STATUS
approved