Number of nX3 0..2 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions).

A231904

Number of nX3 0..2 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions).

Terms

    a(0) =3a(1) =137a(2) =1740a(3) =22759a(4) =297099a(5) =3882566a(6) =50739125a(7) =663117735a(8) =8666487550a(9) =113265373685

External references