98736408638
domain: N
Appears in sequences
- Half the number of (n+1)X5 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=7A184609
- Half the number of (n+1)X9 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=3A184613