172273

Appears in sequences

• Number of n X n binary arrays with all ones connected only in a 1100-0111-0100 pattern in any orientation.at n=7A146461
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0100 pattern in any orientation.at n=16A146463
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0100 pattern in any orientation.at n=17A146463