a(n) = cpg(n, 3) * cpg(n, 4) * ... * cpg(n, n) where cpg(n, m) is the m-th n-th-order centered polygonal number.

A257132

a(n) = cpg(n, 3) * cpg(n, 4) * ... * cpg(n, n) where cpg(n, m) is the m-th n-th-order centered polygonal number.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =10a(4) =325a(5) =25296a(6) =3902353a(7) =1053700208a(8) =456536705625

External references