Number of n X n 0..1 arrays with each 1 adjacent to 0, 2 or 3 king-move neighboring 1's.

A296667

Number of n X n 0..1 arrays with each 1 adjacent to 0, 2 or 3 king-move neighboring 1's.

Terms

    a(0) =2a(1) =10a(2) =82a(3) =2295a(4) =213800a(5) =40937523a(6) =25499216805

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