Fifth column of triangle A035342; related to A035330.
A035521
Fifth column of triangle A035342; related to A035330.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =45a(6) =1470a(7) =43890a(8) =1291815a(9) =38710035a(10) =1199167200a(11) =38692476900
External references
- oeis: A035521