Task 683
Task 683: development task in emrekuruu/math-openenv, an RL environment on the Hugging Face Hub. There are $24$ different complex numbers $z$ such that $z^{24}=1$. For how many of these is $z^6$ a real number?
The task
There are $24$ different complex numbers $z$ such that $z^{24}=1$. For how many of these is $z^6$ a real number?