Number of (n+2)X(2+2) arrays of permutations of 0..n*4+7 with each element moved 0 or 1 knight moves and no more than 1 element left unmoved.
A263566
Number of (n+2)X(2+2) arrays of permutations of 0..n*4+7 with each element moved 0 or 1 knight moves and no more than 1 element left unmoved.
Terms
- a(0) =16a(1) =256a(2) =1296a(3) =28561a(4) =331776a(5) =4100625a(6) =49787136a(7) =655360000a(8) =8100000000a(9) =101904600625
External references
- oeis: A263566