Number of 9-colorable (i.e., chromatic number <= 9) simple graphs on n nodes.

A076321

Number of 9-colorable (i.e., chromatic number <= 9) simple graphs on n nodes.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =11a(4) =34a(5) =156a(6) =1044a(7) =12346a(8) =274668a(9) =12005167a(10) =1018997853

External references