Circles – Squircle #3 (Advanced)

Creator

Dan Anderson (@dandersod)

Difficulty

Advanced

On to the Challenge!

The motivation from this graph is from the excellent Math Munch post on squircles…
Desmos has a great new feature, lists. To define a list, try the following:

This will essentially give a 13 different values.
Can you find the list values for this 26 element list and recreate this squircley graph?