Number of n X n arrays of squares of integers summing to 15 with every element equal to at least one neighbor.
A146500
Number of n X n arrays of squares of integers summing to 15 with every element equal to at least one neighbor.
Terms
- a(0) =0a(1) =72a(2) =9780a(3) =668362a(4) =173484536a(5) =10081326340a(6) =182802386772
External references
- oeis: A146500