Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change -2,-2 -1,0 0,1 or 1,0.
A264532
Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change -2,-2 -1,0 0,1 or 1,0.
Terms
- a(0) =1a(1) =16a(2) =261a(3) =3256a(4) =82961a(5) =1293264a(6) =22000750a(7) =400032412a(8) =6346673554a(9) =110239970880
External references
- oeis: A264532