a(n) = [B(2n,5)/B(2n)] ( [x] = floor(x), see comment for B(n,k) definition ).

A096049

a(n) = [B(2n,5)/B(2n)] ( [x] = floor(x), see comment for B(n,k) definition ).

Terms

    a(0) =1a(1) =31a(2) =745a(3) =18397a(4) =458545a(5) =11455304a(6) =286331664a(7) =7157976493a(8) =178947452208

External references