Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,1 0,-1 -2,0 or 1,1.
A264883
Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,1 0,-1 -2,0 or 1,1.
Terms
- a(0) =4a(1) =0a(2) =137a(3) =108a(4) =19372a(5) =207424a(6) =4747695a(7) =78535556a(8) =1314624443a(9) =22908798620a(10) =367507064798
External references
- oeis: A264883