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A028168
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Expansion of 1/((1-5x)(1-6x)(1-7x)(1-11x)).
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0
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1, 29, 536, 8086, 108927, 1369095, 16458142, 192115232, 2198921813, 24838420321, 278088555108, 3094968268938, 34308450088459, 379311805532507, 4186301510180234, 46149086679258004, 508354507662757665
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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) = 29*a(n-1) - 305*a(n-2) + 1387*a(n-3) - 2310*a(n-4), n >= 4. - Vincenzo Librandi, Mar 19 2011
a(n) = 18*a(n-1) - 77*a(n-2) + 6^(n+1) - 5^(n+1), n >= 2. - Vincenzo Librandi, Mar 19 2011
a(n) = 6^(n+3)/5 - 7^(n+3)/8 - 5^(n+3)/12 + 11^(n+3)/120. - R. J. Mathar, Mar 19 2011
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MATHEMATICA
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CoefficientList[Series[1/((1-5x)(1-6x)(1-7x)(1-11x)), {x, 0, 20}], x] (* or *) LinearRecurrence[{29, -305, 1387, -2310}, {1, 29, 536, 8086}, 20] (* Harvey P. Dale, May 09 2018 *)
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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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