4188917

Appears in sequences

• Number of zero-sum nX4 -1..1 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=5A202043
• Number of zero-sum nX6 -1..1 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=3A202045
• T(n,k)=Number of zero-sum nXk -1..1 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=39A202047
• T(n,k)=Number of zero-sum nXk -1..1 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=41A202047