Number of labeled mobiles with cycles of length at least 3.
A052522
Number of labeled mobiles with cycles of length at least 3.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =2a(4) =6a(5) =64a(6) =540a(7) =6908a(8) =93744a(9) =1542616a(10) =28057800a(11) =576840032a(12) =13029824016a(13) =323152349584
External references
- oeis: A052522