Half the number of nX3 0..2 arrays with no element equal to the sum mod 3 of its horizontal and vertical neighbors.

A183496

Half the number of nX3 0..2 arrays with no element equal to the sum mod 3 of its horizontal and vertical neighbors.

Terms

    a(0) =4a(1) =36a(2) =256a(3) =2088a(4) =16512a(5) =131072a(6) =1048576a(7) =8392704a(8) =67113216a(9) =536870912a(10) =4295098368a(11) =34359738368a(12) =274877906944

External references