253829

Appears in sequences

• A Fielder sequence.at n=22A001640
• Number of n X n binary arrays with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation.at n=8A146823
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation.at n=18A146825
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation.at n=19A146825