Number of non-isomorphic directed graphs where every vertex has outdegree 1, and no self-loops.
A329426
Number of non-isomorphic directed graphs where every vertex has outdegree 1, and no self-loops.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =20a(4) =97a(5) =550a(6) =3794a(7) =29826a(8) =266527a(9) =2649156a(10) =29040865a(11) =347548542a(12) =4509961264a(13) =63050417976a(14) =944767674590
External references
- oeis: A329426