Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 19.
A159404
Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 19.
Terms
- a(0) =40a(1) =75268a(2) =104262600a(3) =136299409488
External references
- oeis: A159404