# achromatic number

> maximum number of colors in a complete graph coloring

**Wikidata**: [Q129487650](https://www.wikidata.org/wiki/Q129487650)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Achromatic_number)  
**Source**: https://4ort.xyz/entity/achromatic-number


## References

1. More bounds for the Grundy number of graphs
2. The b-chromatic number and related topics—A survey
3. Achromatic number versus pseudoachromatic number: a counterexample to a conjecture of Hedetniemi