a(n) = A000984(n)*A004981(n), the term-wise product of the coefficients in (1-4*x)^(-1/2) and (1-8*x)^(-1/4).

A208890

a(n) = A000984(n)*A004981(n), the term-wise product of the coefficients in (1-4*x)^(-1/2) and (1-8*x)^(-1/4).

Terms

    a(0) =1a(1) =4a(2) =60a(3) =1200a(4) =27300a(5) =668304a(6) =17153136a(7) =455083200a(8) =12372574500a(9) =342766138000

External references