Number of length n+3 0..5 arrays with no four elements in a row with pattern abab (with a!=b) and new values 0..5 introduced in 0..5 order.
A243041
Number of length n+3 0..5 arrays with no four elements in a row with pattern abab (with a!=b) and new values 0..5 introduced in 0..5 order.
Terms
- a(0) =14a(1) =47a(2) =179a(3) =759a(4) =3516a(5) =17463a(6) =91409a(7) =496910a(8) =2773138a(9) =15753844a(10) =90561096a(11) =524666847a(12) =3055232669a(13) =17850654182a(14) =104522388599a(15) =612887812613
External references
- oeis: A243041