Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 1,0 2,1 or -1,-1.
A264473
Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 1,0 2,1 or -1,-1.
Terms
- a(0) =1a(1) =17a(2) =57a(3) =456a(4) =3540a(5) =24773a(6) =174927a(7) =1262270a(8) =8905776a(9) =63373156a(10) =449506816a(11) =3184860720a(12) =22596207841a(13) =160137303788
External references
- oeis: A264473