Number of 2-overlap triangle-free perfect graphs on n nodes.
A123469
Number of 2-overlap triangle-free perfect graphs on n nodes.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =11a(4) =33a(5) =140a(6) =586a(7) =2379a(8) =9495a(9) =38436
External references
- oeis: A123469