15024096

Appears in sequences

• Number of n X 3 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.at n=4A269092
• Number of nX5 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.at n=2A269094
• T(n,k)=Number of nXk 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.at n=23A269097
• T(n,k)=Number of nXk 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.at n=25A269097