Number of 0..4 arrays of length n avoiding the consecutive pattern 0..4.
A206451
Number of 0..4 arrays of length n avoiding the consecutive pattern 0..4.
Terms
- a(0) =5a(1) =25a(2) =125a(3) =625a(4) =3124a(5) =15615a(6) =78050a(7) =390125a(8) =1950000a(9) =9746876a(10) =48718765a(11) =243515775a(12) =1217188750a(13) =6083993750a(14) =30410221874a(15) =152002390605a(16) =759768437250
External references
- oeis: A206451