Alternate partial sums of binomial(3n,n)^2/(2n+1).

A188683

Alternate partial sums of binomial(3n,n)^2/(2n+1).

Terms

    a(0) =1a(1) =2a(2) =43a(3) =965a(4) =26260a(5) =793559a(6) =25715833a(7) =875686727a(8) =30942995146

External references