15958823113
domain: N
Appears in sequences
- Number of nX4 0..3 arrays with values 0..3 introduced in row major order and each element equal to one or two horizontal and vertical neighbors.at n=6A199145
- Number of nX7 0..3 arrays with values 0..3 introduced in row major order and each element equal to one or two horizontal and vertical neighbors.at n=3A199148