Balanced Necklaces
A necklace has 8 beads equally spaced around a circle: exactly 4 black and 4 white. Two necklaces are the same if one is a rotation of the other (flipping over is not allowed). How many different necklaces are there? Give an integer.
Related problems & prerequisites
Worth solving first
- Two-Color Necklaces 5.0/10
Source: Standard application of Burnside's lemma; no traceable original source. Statement written for AxiomIQ.