Number of n X n 0..1 arrays with every element equal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

A298455

Number of n X n 0..1 arrays with every element equal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =1a(2) =8a(3) =219a(4) =35980a(5) =19100497a(6) =39291988976

External references