4735345

Appears in sequences

• Number of zero-sum nX3 -3..3 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=4A201956
• T(n,k)=Number of zero-sum nXk -3..3 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=23A201958
• T(n,k)=Number of zero-sum nXk -3..3 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=25A201958