a(n) is the numerator of polygamma(2n+1, 1) / Pi^(2n+2).

A255006

a(n) is the numerator of polygamma(2n+1, 1) / Pi^(2n+2).

Terms

    a(0) =1a(1) =1a(2) =8a(3) =8a(4) =128a(5) =176896a(6) =2048a(7) =3703808a(8) =1437433856a(9) =11443306496a(10) =40728264704

External references