Number of n X 7 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300538
Number of n X 7 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =304a(2) =1585a(3) =52012a(4) =1220365a(5) =31434011a(6) =831752031a(7) =21825406629a(8) =577067248097
External references
- oeis: A300538