Majority value maps: number of 3Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 3Xn array.

A221500

Majority value maps: number of 3Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 3Xn array.

Terms

    a(0) =1a(1) =21a(2) =228a(3) =1733a(4) =14297a(5) =111042a(6) =874106a(7) =6765307a(8) =52691160a(9) =408808871a(10) =3171542725a(11) =24602720628a(12) =190809097139

External references