Numerator of Sum_{k=0..n} A159990(k)/A159991(k).

A159992

Numerator of Sum_{k=0..n} A159990(k)/A159991(k).

Terms

    a(0) =1a(1) =41a(2) =4927a(3) =49277a(4) =5913251a(5) =33262037a(6) =31931555539a(7) =127726222157

External references