Number of n X 2 0..2 arrays with no element having a strict majority of its horizontal, vertical and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions).

A231822

Number of n X 2 0..2 arrays with no element having a strict majority of its horizontal, vertical and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions).

Terms

    a(0) =1a(1) =9a(2) =64a(3) =439a(4) =2992a(5) =20382a(6) =138852a(7) =945923a(8) =6444056a(9) =43899870a(10) =299066137a(11) =2037376372a(12) =13879547189a(13) =94553875250a(14) =644144597665

External references