Use graphics.py.
It is a simple graphics library.
Click HERE
for more information.
(download, install, documentation, ...)
Draw a Recamán's Sequence. (First 75 terms?)
Use the algorithm described in the "Building the Recamán Sequence" link below.
Recamán's Sequence (Wikipedia)
Building the Recamán Sequence (YouTube)
Click HERE to see how to add arcs to graphics.py.