a(n) = (12*n)!*n!/((8*n)!*(3*n)!*(2*n)!).A295433a(n) = (12*n)!*n!/((8*n)!*(3*n)!*(2*n)!).Terms a(0) =1a(1) =990a(2) =3432198a(3) =13768454700External referencesoeis: A295433