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A063029
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Reversion of y - y^2 - y^3 + y^5.
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0
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0, 1, 1, 3, 10, 37, 147, 610, 2616, 11500, 51546, 234689, 1082393, 5046167, 23742030, 112589232, 537589895, 2582351997, 12470621690, 60508557435, 294841397025, 1442186809360, 7078805571555, 34855302159030
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OFFSET
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0,4
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LINKS
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FORMULA
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D-finite with recurrence +23*n*(n-1) *(n-2)*(n-3) *(702158834117*n -2642264708339)*a(n) +(n-1)*(n-2)*(n-3) *(274111032489685*n^2 -1441648119663883*n +1547289920204088)*a(n-1) -(n-2)*(n-3) *(1306367760610289*n^3 -10158607490993254*n^2 +24925531246659317*n -19653659823998640)*a(n-2) -(n-3) *(2654938487618345*n^4 -29820396132636257*n^3 +121541792292520624*n^2 -210370276220598772*n +127331861061054480)*a(n-3) +5*(-447623853411875*n^5 +7022847379648250*n^4 -42854652051789925*n^3 +125796172798988470*n^2 -174164785968772608*n +87171729139760112)*a(n-4) -5*(5*n-22) *(11699442785*n +64419340659)*(5*n-26) *(5*n-24)*(5*n-23)*a(n-5)=0. - R. J. Mathar, Jul 23 2023
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MATHEMATICA
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CoefficientList[InverseSeries[Series[y - y^2 - y^3 + y^5, {y, 0, 30}], x], x]
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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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