Number of compositions of n whose standard factorization into Lyndon words has all distinct weakly increasing factors.

A299027

Number of compositions of n whose standard factorization into Lyndon words has all distinct weakly increasing factors.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =5a(4) =11a(5) =20a(6) =38a(7) =69a(8) =125a(9) =225a(10) =400a(11) =708a(12) =1244a(13) =2176a(14) =3779a(15) =6532a(16) =11229a(17) =19223a(18) =32745a(19) =55555a(20) =93875a(21) =158025a(22) =265038a(23) =443009a(24) =738026a(25) =1225649a(26) =2029305a(27) =3350167a(28) =5515384a(29) =9055678

External references