Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
A264362
Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Terms
- a(0) =78a(1) =1440a(2) =33408a(3) =730368a(4) =16066704a(5) =353333680a(6) =7767356736a(7) =170773835200
External references
- oeis: A264362