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A028162
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Expansion of 1/((1-4x)(1-9x)(1-10x)(1-12x)).
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1
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1, 35, 783, 14287, 231959, 3494127, 49989031, 689059679, 9238060887, 121247325199, 1565149220999, 19940086389951, 251372353802935, 3141956721674351, 38999543432154087, 481325752085244703
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) = 22*a(n-1) - 120*a(n-2) + (9^(n+1) - 4^(n+1))/5), n >= 2. - Vincenzo Librandi, Mar 16 2011
a(n) = 3*12^(n+1) - 25*10^(n+1)/3 + 3*9^(n+2)/5 - 2^(2*n+2)/15. - R. J. Mathar, Mar 18 2011
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MATHEMATICA
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LinearRecurrence[{35, -442, 2352, -4320}, {1, 35, 783, 14287}, 20] (* Harvey P. Dale, Nov 22 2014 *)
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CROSSREFS
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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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