v(n+1)/v(n), where v=A203763.

A203764

v(n+1)/v(n), where v=A203763.

Terms

    a(0) =1a(1) =9a(2) =36a(3) =2401a(4) =21609a(5) =4112784a(6) =65804544a(7) =25344958401a(8) =633623960025

External references