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

A231780

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

Terms

    a(0) =3a(1) =74a(2) =854a(3) =9892a(4) =115110a(5) =1339532a(6) =15587828a(7) =181392458a(8) =2110829288a(9) =24563317752a(10) =285838643356

External references