Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change -2,0 -1,0 0,-1 or 1,1.
A264627
Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change -2,0 -1,0 0,-1 or 1,1.
Terms
- a(0) =0a(1) =76a(2) =1200a(3) =13556a(4) =349391a(5) =7907841a(6) =145801320a(7) =2739867178a(8) =54011094032
External references
- oeis: A264627