1248460920
domain: N
Appears in sequences
- Number of nX3 0..4 arrays with some element plus some horizontally or vertically adjacent neighbor totalling four exactly once.at n=4A270053
- Number of nX5 0..4 arrays with some element plus some horizontally or vertically adjacent neighbor totalling four exactly once.at n=2A270055
- T(n,k)=Number of nXk 0..4 arrays with some element plus some horizontally or vertically adjacent neighbor totalling four exactly once.at n=23A270058
- T(n,k)=Number of nXk 0..4 arrays with some element plus some horizontally or vertically adjacent neighbor totalling four exactly once.at n=25A270058