8511553

Appears in sequences

• Number of n X n binary arrays with all ones connected only in a 0100-0100-1111-0010-0010 pattern in any orientation.at n=11A147338
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 0100-0100-1111-0010-0010 pattern in any orientation.at n=24A147340