Triangle of numbers a(n,k) = number of terms in n X n determinant with 2 adjacent diagonals of k and k-1 0's (0<=k<=n).
A047922
Triangle of numbers a(n,k) = number of terms in n X n determinant with 2 adjacent diagonals of k and k-1 0's (0<=k<=n).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =2a(4) =1a(5) =0a(6) =6a(7) =4a(8) =1a(9) =1a(10) =24a(11) =18a(12) =8a(13) =5a(14) =3a(15) =120a(16) =96a(17) =54a(18) =34a(19) =23a(20) =16a(21) =720a(22) =600a(23) =384a(24) =258a(25) =182a(26) =131a(27) =96a(28) =5040a(29) =4320
External references
- oeis: A047922