Number of connected 9-colorable (i.e., chromatic number <= 9) simple graphs on n nodes.
A076328
Number of connected 9-colorable (i.e., chromatic number <= 9) simple graphs on n nodes.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =21a(5) =112a(6) =853a(7) =11117a(8) =261080a(9) =11716570a(10) =1006700555
External references
- oeis: A076328