Number of 5Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.
A221813
Number of 5Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.
Terms
- a(0) =0a(1) =1156a(2) =30716a(3) =6328365a(4) =462706496a(5) =54679689449
External references
- oeis: A221813