399906057
domain: N
Appears in sequences
- Number of n X n binary arrays with all ones connected only in a 1100-0111-0001 pattern in any orientation.at n=9A146658
- Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0001 pattern in any orientation.at n=20A146660
- Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 1100-0111-0001 pattern in any orientation.at n=21A146660