Number of n X n arrays of squares of integers with every (n-3)X(n-3) subblock summing to 7 and every element equal to at least one neighbor.
A146204
Number of n X n arrays of squares of integers with every (n-3)X(n-3) subblock summing to 7 and every element equal to at least one neighbor.
Terms
- a(0) =0a(1) =48a(2) =281740a(3) =6164286a(4) =36452297a(5) =137540680a(6) =403558893
External references
- oeis: A146204