Half the number of (n+1)X4 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
A184608
Half the number of (n+1)X4 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
Terms
- a(0) =98a(1) =918a(2) =8643a(3) =84828a(4) =828804a(5) =8066003a(6) =78509868a(7) =764691186a(8) =7447473213a(9) =72527899252a(10) =706321672438
External references
- oeis: A184608