a(n) = Product_{k = 0..n} 2*(8*k + 5).

A268730

a(n) = Product_{k = 0..n} 2*(8*k + 5).

Terms

    a(0) =10a(1) =260a(2) =10920a(3) =633360a(4) =46868640a(5) =4218177600a(6) =447126825600

External references