Number of multisets of exactly n nonempty balanced binary Lyndon words with a total of 4n letters (2n zeros and 2n ones).

A292287

Number of multisets of exactly n nonempty balanced binary Lyndon words with a total of 4n letters (2n zeros and 2n ones).

Terms

    a(0) =1a(1) =1a(2) =4a(3) =12a(4) =43a(5) =142a(6) =508a(7) =1781a(8) =6414a(9) =23124a(10) =84296a(11) =308613a(12) =1137129a(13) =4207456a(14) =15636927a(15) =58322808a(16) =218272766a(17) =819319778a(18) =3083913810a(19) =11636761924a(20) =44010780075a(21) =166802192488a(22) =633420816341

External references