a(n)=(1/(4n))*sum(k=1,n,F(6k)*B(2n-2k)*binomial(2n,2k)) where F=Fibonacci numbers and B=Bernoulli numbers.

A124125

a(n)=(1/(4n))*sum(k=1,n,F(6k)*B(2n-2k)*binomial(2n,2k)) where F=Fibonacci numbers and B=Bernoulli numbers.

Terms

    a(0) =2a(1) =19a(2) =245a(3) =3631a(4) =58121a(5) =973843a(6) =16773677a(7) =293759095a(8) =5196109073a(9) =92455824667

External references