Permanent of the n-th principal submatrix of A204267.
A204268
Permanent of the n-th principal submatrix of A204267.
Terms
- a(0) =0a(1) =1a(2) =9a(3) =16a(4) =132a(5) =1032a(6) =5184a(7) =51912a(8) =530712a(9) =4188672a(10) =53529984a(11) =707802624a(12) =7614259200a(13) =119716185600
External references
- oeis: A204268