Number of connected labeled 6-colorable (i.e., chromatic number <= 6) graphs on n nodes.

A084286

Number of connected labeled 6-colorable (i.e., chromatic number <= 6) graphs on n nodes.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =38a(4) =728a(5) =26704a(6) =1866255a(7) =251547611a(8) =66295198837

External references