Given M beads on a string and N colours, determine using Burnside's formula, the number of rotationally indistinguishable necklaces, where the group acting is a cyclic group. Any tips/ hints would be appreciated, thanks.
Burnside's Formula to determine rotationally indistinguishable necklaces
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combinatorics
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1I'd start by looking at Burnsides's formula. – 2011-10-24