272153

Appears in sequences

• Number of n X n binary arrays with all ones connected only in a 1000-1000-1111-0010 pattern in any orientation.at n=8A147107
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1000-1000-1111-0010 pattern in any orientation.at n=18A147109
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1000-1000-1111-0010 pattern in any orientation.at n=19A147109