Number of n X 3 0..2 arrays with no element equal to a different number of vertical neighbors than horizontal neighbors, with new values 0..2 introduced in row major order.
A240888
Number of n X 3 0..2 arrays with no element equal to a different number of vertical neighbors than horizontal neighbors, with new values 0..2 introduced in row major order.
Terms
- a(0) =2a(1) =11a(2) =57a(3) =289a(4) =1485a(5) =7609a(6) =38981a(7) =199761a(8) =1023597a(9) =5245049a(10) =26876501a(11) =137719297a(12) =705694973a(13) =3616090505a(14) =18529407461a(15) =94947553233a(16) =486525966349
External references
- oeis: A240888