Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having x11-x00 less than x10-x01.
A251262
Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having x11-x00 less than x10-x01.
Terms
- a(0) =26a(1) =114a(2) =480a(3) =2058a(4) =8812a(5) =37772a(6) =161906a(7) =694042a(8) =2975162a(9) =12753740a(10) =54671978a(11) =234364684a(12) =1004661088a(13) =4306723662a(14) =18461816670a(15) =79141059954a(16) =339257370296
External references
- oeis: A251262