Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,-1 or 2,2.
A264188
Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,-1 or 2,2.
Terms
- a(0) =64a(1) =6656a(2) =705600a(3) =57950000a(4) =5479256484a(5) =499844745900
External references
- oeis: A264188