Number of parking functions of size n avoiding the patterns 132 and 321.

A362595

Number of parking functions of size n avoiding the patterns 132 and 321.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =12a(4) =52a(5) =229a(6) =1006a(7) =4387a(8) =18978a(9) =81489a(10) =347614a(11) =1474436a(12) =6223328a(13) =26156242a(14) =109528108a(15) =457167817a(16) =1902808318a(17) =7899987577a(18) =32725812958a(19) =135297527872a(20) =558357811048

External references