Partial products of A067392; a(1) = 1.

A281024

Partial products of A067392; a(1) = 1.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =36a(4) =180a(5) =2700a(6) =18900a(7) =378000a(8) =6804000a(9) =238140000a(10) =2619540000a(11) =141455160000

External references