159419173
domain: N
Appears in sequences
- Number of n X n binary arrays with all ones connected only in a 1100-0111-0011 pattern in any orientation.at n=9A147209
- Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0011 pattern in any orientation.at n=20A147211
- Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0011 pattern in any orientation.at n=21A147211