Number of ordered partitions of an n-set without blocks of size 6.

A343789

Number of ordered partitions of an n-set without blocks of size 6.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =13a(4) =75a(5) =541a(6) =4682a(7) =47279a(8) =545611a(9) =7083565a(10) =102182883a(11) =1621425829a(12) =28067555607a(13) =526349480593

External references