Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300971
Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =450a(2) =18996a(3) =753471a(4) =30679527a(5) =1248976325a(6) =50812633429
External references
- oeis: A300971