Number of n X n arrays of squares of integers summing to 40 with every element equal to at least one neighbor.

A146555

Number of n X n arrays of squares of integers summing to 40 with every element equal to at least one neighbor.

Terms

    a(0) =4a(1) =128a(2) =120672a(3) =102504963a(4) =209207867680

External references