Number of (n+1)X(n+1) arrays of permutations of 0..(n+1)^2-1 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
A264358
Number of (n+1)X(n+1) arrays of permutations of 0..(n+1)^2-1 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Terms
- a(0) =1a(1) =6a(2) =169a(3) =7168a(4) =831744a(5) =353333680a(6) =450847788304
External references
- oeis: A264358