A024876 Expansion of (3-2*x-3*x^2-4*x^3)/(1-3*x+x^2+x^3+x^4).

3, 7, 15, 31, 68, 151, 339, 767, 1743, 3972, 9067, 20719, 47375, 108367, 247940, 567359, 1298395, 2971519, 6800863, 15565316, 35625171, 81537815, 186622095, 427137983, 977628868, 2237588711, 5121377187, 11721775999, 26828733231

Offset

0,1

Links

Table of n, a(n) for n=0..28.

Index entries for linear recurrences with constant coefficients, signature (3,-1,-1,-1).

Mathematica

CoefficientList[Series[(3-2*x-3*x^2-4*x^3)/(1-3*x+x^2+x^3 + x^4), {x, 0, 50}], x] (* Stefan Steinerberger, Apr 11 2006 *)

Crossrefs

Sequence in context: A351707 A146811 A147235 * A146598 A147094 A326518

Adjacent sequences: A024873 A024874 A024875 * A024877 A024878 A024879

Keyword

nonn

Author

N. J. A. Sloane

Status

approved