a(h) = d(h,j) = lcm( f(h,j,1) ... f(h,j,h) ), when j=2.

A097382

a(h) = d(h,j) = lcm( f(h,j,1) ... f(h,j,h) ), when j=2.

Terms

    a(0) =1a(1) =4a(2) =35a(3) =20a(4) =3003a(5) =560a(6) =692835a(7) =4620a(8) =185910725a(9) =48048a(10) =136745788725a(11) =1361360a(13) =22170720a(15) =446185740a(17) =5949143200

External references