509195874

Appears in sequences

• Number of n X n 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero.at n=6A298383
• Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero.at n=6A298388