Number of n X n arrays of squares of integers summing to 26 with every element equal to at least one neighbor.
A146520
Number of n X n arrays of squares of integers summing to 26 with every element equal to at least one neighbor.
Terms
- a(0) =4a(1) =64a(2) =34120a(3) =15748194a(4) =7568305274
External references
- oeis: A146520