a(n) is the n-th quintic factorial number divided by 5.

A034325

a(n) is the n-th quintic factorial number divided by 5.

Terms

    a(0) =1a(1) =10a(2) =150a(3) =3000a(4) =75000a(5) =2250000a(6) =78750000a(7) =3150000000a(8) =141750000000

External references