Expansion of (1/x) * Series_Reversion( x / ( (1+x) * (1+3*x)^3 ) ).

A371405

Expansion of (1/x) * Series_Reversion( x / ( (1+x) * (1+3*x)^3 ) ).

Terms

    a(0) =1a(1) =10a(2) =136a(3) =2134a(4) =36379a(5) =654670a(6) =12239560a(7) =235407070a(8) =4627854244a(9) =92576970280

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