Number of connected labeled graphs with n nodes.
A001187
Number of connected labeled graphs with n nodes.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =38a(5) =728a(6) =26704a(7) =1866256a(8) =251548592a(9) =66296291072
External references
- oeis: A001187
A001187
Number of connected labeled graphs with n nodes.