Making Necklaces
Making Necklaces
There are ϕ(d) ways to make a necklace using beads of colors, with being the totient function. Build and wear them all!
-1
n
∑
d|n
n/d
b
n
b
ϕ(d)
External Links
External Links
Permanent Citation
Permanent Citation
Michael Trott, Michael Trott
"Making Necklaces"
http://demonstrations.wolfram.com/MakingNecklaces/
Wolfram Demonstrations Project
Published: September 28, 2007