The Ring of 13. If you start from any number on this clock face and go around the clock, skipping any number of spots at a time, you get a cycle of numbers that adds to a multiple of 13.8yr ⋅ whirligig231 ⋅ r/mathpics
By superimposing several rotated, congruent copies of the same grill (family of equally spaced parallel lines), we can see primes. Primes occur where exactly one line crosses the x-axis.9yr ⋅ whirligig231 ⋅ r/mathpics
Decided to do a few Monk runs for the heck of it, ended up clearing Monk for the first time. My hands are still shaking.7yr ⋅ whirligig231 ⋅ r/necrodancer
