Second unsigned column of triangle A051379.

A051560

Second unsigned column of triangle A051379.

Terms

    a(0) =0a(1) =1a(2) =17a(3) =242a(4) =3382a(5) =48504a(6) =725592a(7) =11393808a(8) =188204400a(9) =3270729600a(10) =59753750400

External references