Numerators in the power series of a function f such that f(f(x)) = sin(x) where f(x) = Sum_{n>=1} a(n)/2^(n-1)*x^(2n-1)/(2n-1)!.

A098932

Numerators in the power series of a function f such that f(f(x)) = sin(x) where f(x) = Sum_{n>=1} a(n)/2^(n-1)*x^(2n-1)/(2n-1)!.

Terms

    a(0) =1a(1) =-1a(2) =-3a(3) =-53a(4) =-1863a(5) =-92713a(6) =-3710155a(7) =594673187a(8) =329366540401

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