The pg(n) sequence that is associated with the Eta triangle A160464.

A162440

The pg(n) sequence that is associated with the Eta triangle A160464.

Terms

    a(0) =2a(1) =16a(2) =144a(3) =4608a(4) =115200a(5) =4147200a(6) =203212800a(7) =26011238400

External references