Fifth column of triangle A067417.
A067420
Fifth column of triangle A067417.
Terms
- a(0) =1a(1) =7a(2) =105a(3) =1575a(4) =23625a(5) =354375a(6) =5315625a(7) =79734375a(8) =1196015625a(9) =17940234375a(10) =269103515625
External references
- oeis: A067420