7020258336
domain: N
Appears in sequences
- Number of (n+1)X5 0..2 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=4A187135
- Number of (n+1)X6 0..2 arrays with every 2X2 subblock trace equal to exactly one or two horizontal and vertical neighbor 2X2 subblock traces.at n=3A187136