Number of (7+1) X (n+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,1 1,0 or -1,-2.
A264291
Number of (7+1) X (n+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,1 1,0 or -1,-2.
Terms
- a(0) =1a(1) =1252a(2) =40692a(3) =1308629a(4) =68815948a(5) =2943284092a(6) =126311779972
External references
- oeis: A264291