Number of length n+4 0..9 arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..9 introduced in 0..9 order.

A244184

Number of length n+4 0..9 arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..9 introduced in 0..9 order.

Terms

    a(0) =49a(1) =189a(2) =812a(3) =3832a(4) =19612a(5) =107864a(6) =633127a(7) =3944198a(8) =25957707a(9) =179748699a(10) =1304866401a(11) =9895505873a(12) =78115688620a(13) =639534934283

External references