Number of irreducible posets with n labeled points.
A046908
Number of irreducible posets with n labeled points.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =7a(4) =97a(5) =2251a(6) =80821a(7) =4305127a(8) =332273257a(9) =36630174931
External references
- oeis: A046908