Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

A299360

Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =5a(2) =23a(3) =1157a(4) =107653a(5) =45416563a(6) =67756659422

External references