Number of labeled n-node T_0-hypergraphs without multiple hyperedges (empty hyperedge excluded).
A059088
Number of labeled n-node T_0-hypergraphs without multiple hyperedges (empty hyperedge excluded).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =108a(4) =32076a(5) =2147160096
External references
- oeis: A059088