259811

Appears in sequences

• Number of zero-sum nX3 -1..1 arrays with every element equal to at least one horizontal or vertical neighbor.at n=5A201842
• Number of zero-sum nX6 -1..1 arrays with every element equal to at least one horizontal or vertical neighbor.at n=2A201845
• T(n,k)=Number of zero-sum nXk -1..1 arrays with every element equal to at least one horizontal or vertical neighbor.at n=30A201847
• T(n,k)=Number of zero-sum nXk -1..1 arrays with every element equal to at least one horizontal or vertical neighbor.at n=33A201847