Number of (n+1)X(n+1) arrays of permutations of 0..(n+1)^2-1 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
A264372
Number of (n+1)X(n+1) arrays of permutations of 0..(n+1)^2-1 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
Terms
- a(0) =1a(1) =1a(2) =80a(3) =3778a(4) =1742881a(5) =2546661201
External references
- oeis: A264372