Half the number of n X 3 binary arrays with no element equal to a strict majority of its horizontal and vertical neighbors.
A183304
Half the number of n X 3 binary arrays with no element equal to a strict majority of its horizontal and vertical neighbors.
Terms
- a(0) =1a(1) =4a(2) =9a(3) =19a(4) =42a(5) =93a(6) =205a(7) =452a(8) =997a(9) =2199a(10) =4850a(11) =10697a(12) =23593a(13) =52036a(14) =114769a(15) =253131a(16) =558298a(17) =1231365a(18) =2715861a(19) =5990020a(20) =13211405a(21) =29138671a(22) =64267362a(23) =141746129a(24) =312630929a(25) =689529220a(26) =1520804569a(27) =3354240067a(28) =7398009354a(29) =16316823277
External references
- oeis: A183304