Total number of covered falling diagonals in all n X n permutation matrices.
A306455
Total number of covered falling diagonals in all n X n permutation matrices.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =14a(4) =73a(5) =454a(6) =3253a(7) =26480a(8) =241505a(9) =2440538a(10) =27075301a(11) =327197452a(12) =4278799105a(13) =60205974230a(14) =907025841317
External references
- oeis: A306455