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A024876
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Expansion of (3-2*x-3*x^2-4*x^3)/(1-3*x+x^2+x^3+x^4).
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0
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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
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OFFSET
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0,1
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LINKS
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Table of n, a(n) for n=0..28.
Index entries for linear recurrences with constant coefficients, signature (3,-1,-1,-1).
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MATHEMATICA
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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 *)
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CROSSREFS
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Sequence in context: A351707 A146811 A147235 * A146598 A147094 A326518
Adjacent sequences: A024873 A024874 A024875 * A024877 A024878 A024879
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane
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STATUS
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approved
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