146406
domain: N
Appears in sequences
- T(n,k)=Number of (n+1)X(k+1) 0..5 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=29A186486
- T(n,k)=Number of (n+1)X(k+1) 0..5 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=34A186486
- Number of compositions of n if only the order of parts 1 and 2 matters.at n=24A289249