a(n) = (1/2) * (6*n)!*(2*n)!^2/((3*n)!*(4*n)!*n!^3) for n >= 1 with a(0) = 1.
A364515
a(n) = (1/2) * (6*n)!*(2*n)!^2/((3*n)!*(4*n)!*n!^3) for n >= 1 with a(0) = 1.
Terms
- a(0) =1a(1) =10a(2) =594a(3) =44200a(4) =3640210a(5) =317678760a(6) =28782923400
External references
- oeis: A364515