Number of labeled hyperforests spanning n vertices without singleton edges.

A304911

Number of labeled hyperforests spanning n vertices without singleton edges.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =4a(4) =32a(5) =351a(6) =5057a(7) =90756a(8) =1956971a(9) =49366904a(10) =1427680932a(11) =46590895869

External references