Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,1 1,0 or -1,-2.
A264290
Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,1 1,0 or -1,-2.
Terms
- a(0) =1a(1) =476a(2) =9724a(3) =197283a(4) =6080234a(5) =157344756a(6) =4076914388a(7) =108938582132
External references
- oeis: A264290