Number of n X n arrays of squares of integers summing to 28 with every element equal to at least one neighbor.

A146522

Number of n X n arrays of squares of integers summing to 28 with every element equal to at least one neighbor.

Terms

    a(0) =0a(1) =132a(2) =31837a(3) =22671402a(4) =12853769226

External references