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A077830
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Expansion of 1/(1-3*x-2*x^2-3*x^3).
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1
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1, 3, 11, 42, 157, 588, 2204, 8259, 30949, 115977, 434606, 1628619, 6103000, 22870056, 85702025, 321155187, 1203479779, 4509855786, 16899992477, 63330128340, 237319937332, 889320046107, 3332590398005, 12488371098225, 46798254229006, 175369276077483
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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CoefficientList[Series[1/(1-3x-2x^2-3x^3), {x, 0, 40}], x] (* or *) LinearRecurrence[{3, 2, 3}, {1, 3, 11}, 40] (* Harvey P. Dale, Nov 05 2021 *)
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CROSSREFS
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Partial sums of S(n, x), for x=1...15, A021823, A000217, A027941, A061278, A089817, A053142, A092521, A076765, A092420, A097784, A097826-A097828, A076139, A097829.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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