Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally, with no adjacent elements equal.

A232339

Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally, with no adjacent elements equal.

Terms

    a(0) =1a(1) =110a(2) =1282a(3) =3472a(4) =38986a(5) =117690a(6) =1274656a(7) =4158066a(8) =42080048a(9) =146531864a(10) =1393415694a(11) =5138181574a(12) =46239884144a(13) =179337779938

External references