Number of n X 3 0..1 arrays with the number of 1's king-move adjacent to some 0 two less than the number of 0's adjacent to some 1.

A286211

Number of n X 3 0..1 arrays with the number of 1's king-move adjacent to some 0 two less than the number of 0's adjacent to some 1.

Terms

    a(0) =0a(1) =17a(2) =52a(3) =684a(4) =2128a(5) =34896a(6) =123541a(7) =1891998a(8) =7565509a(9) =106100847a(10) =470286934a(11) =6070072444a(12) =29342743563a(13) =352400491431

External references