15491352288
domain: N
Appears in sequences
- Number of (n+1)X4 0..3 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=4A186917
- Number of (n+1)X6 0..3 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=2A186919
- T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=23A186923
- T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=25A186923