Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the sum of the absolute values of the edge differences equal to 8 and no adjacent elements equal.

A233921

Number of (n+1) X (1+1) 0..4 arrays with every 2 X 2 subblock having the sum of the absolute values of the edge differences equal to 8 and no adjacent elements equal.

Terms

    a(0) =98a(1) =518a(2) =2792a(3) =15230a(4) =83290a(5) =456328a(6) =2500838a(7) =13709358a(8) =75155340a(9) =412023922a(10) =2258839434a(11) =12383734204a(12) =67891856922a(13) =372206825758

External references