A230669
Number of n X n 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value 2-x(i,j).
Original entry on oeis.org
0, 15, 1173, 730503, 4022141121, 169908632412447, 55314799986833459367, 140277459587738407279576815
Offset: 1
Some solutions for n=3
..2..2..0....1..1..1....1..2..0....0..1..0....1..1..0....1..1..2....2..0..1
..0..0..0....0..2..2....0..1..0....1..2..1....2..2..0....1..0..0....1..1..1
..2..2..2....2..0..2....0..2..0....0..1..1....0..0..0....0..2..0....2..0..2
A230681
Number of 7Xn 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value 2-x(i,j).
Original entry on oeis.org
0, 63291, 53519163, 42681522741, 47444197636239, 51564141085334199, 55314799986833459367, 59453762981075686349985, 63928300225239002685024369
Offset: 1
Some solutions for n=3
..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..2..2....0..2..2....0..2..2....0..2..2....0..2..2....0..2..2....0..2..2
..0..1..0....0..1..1....0..0..0....0..1..0....0..0..0....0..0..0....0..0..1
..1..2..0....0..2..2....1..2..0....1..2..1....1..0..2....0..2..0....1..1..1
..2..0..2....0..0..2....0..1..1....2..1..1....2..1..0....0..1..1....0..2..1
..1..0..2....0..2..0....1..2..0....0..0..0....2..2..2....1..2..1....2..2..2
..1..1..1....1..1..1....2..0..2....0..2..2....0..0..0....2..0..2....0..0..0
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