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0, 16807, 537824, 4084101, 17210368, 52521875, 130691232, 282475249, 550731776, 992436543, 1680700000, 2706784157, 4182119424, 6240321451, 9039207968, 12762815625, 17623416832, 23863536599, 31757969376, 41615795893, 53782400000, 68641485507, 86617093024
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internal format)
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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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G.f.: 16807*(x+26*x^2+66*x^3+26*x^4+x^5)/(x-1)^6.
a(n) = 6*a(n-1)-15*a(n-2)+20*a(n-3)-15*a(n-4)+6*a(n-5)-a(n-6), n>5. (End)
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MAPLE
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MATHEMATICA
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CoefficientList[Series[16807 (x + 26 x^2 + 66 x^3 + 26 x^4 + x^5)/(x - 1)^6, {x, 0, 30}], x] (* Wesley Ivan Hurt, Aug 27 2015 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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