Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1.
A264675
Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1.
Terms
- a(0) =3a(1) =588a(2) =17443a(3) =714235a(4) =29875350a(5) =1095840260a(6) =40765995197
External references
- oeis: A264675