Number of minimal 3-covers of a labeled n-set.
A003468
Number of minimal 3-covers of a labeled n-set.
Terms
- a(0) =1a(1) =22a(2) =305a(3) =3410a(4) =33621a(5) =305382a(6) =2619625a(7) =21554170a(8) =171870941a(9) =1337764142a(10) =10216988145a(11) =76862115330a(12) =571247591461
External references
- oeis: A003468