Number of n X n arrays of squares of integers summing to 20 with every element equal to at least one neighbor.

A146514

Number of n X n arrays of squares of integers summing to 20 with every element equal to at least one neighbor.

Terms

    a(0) =4a(1) =96a(2) =16816a(3) =4506134a(4) =921762154a(5) =339740101635

External references