Number of 5-chromatic (i.e., chromatic number equals 5) simple graphs on n nodes.

A076281

Number of 5-chromatic (i.e., chromatic number equals 5) simple graphs on n nodes.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =5a(6) =52a(7) =867a(8) =28722a(9) =1919895a(10) =250530482

External references