Number of length n+3 0..5 arrays with no four elements in a row with pattern aabb (with a!=b) and new values 0..5 introduced in 0..5 order.
A242581
Number of length n+3 0..5 arrays with no four elements in a row with pattern aabb (with a!=b) and new values 0..5 introduced in 0..5 order.
Terms
- a(0) =14a(1) =46a(2) =175a(3) =744a(4) =3453a(5) =17178a(6) =90033a(7) =489821a(8) =2734513a(9) =15534111a(10) =89271482a(11) =516935609a(12) =3008249095a(13) =17562798942a(14) =102750973652a(15) =601965097333
External references
- oeis: A242581