7099021

Appears in sequences

• Number of zero-sum nX3 -2..2 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=5A201798
• Number of zero-sum nX6 -2..2 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=2A201801
• T(n,k)=Number of zero-sum nXk -2..2 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=30A201803
• T(n,k)=Number of zero-sum nXk -2..2 arrays with every element unequal to at most two horizontal and vertical neighbors.at n=33A201803