# Orchard-planting problem

> geometry; how many 3-point lines can n points form

**Wikidata**: [Q7100169](https://www.wikidata.org/wiki/Q7100169)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Orchard-planting_problem)  
**Source**: https://4ort.xyz/entity/orchard-planting-problem