Overlapping Circles

T-shirt and poster details below. Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Featuring Neil Sloane from the OEIS: https://oeis.org And thanks to Jonathan Wild: https://www.mcgill.ca/music/jonathan-wild OEIS A250001 - Number of arrangements of n circles in the affine plane: https://oeis.org/A250001 3-Circles T-Shirt: https://teespring.com/three-circles-numberphile 4-Circles Poster: https://teespring.com/four-circles-numberphile Other merch: https://teespring.com/stores/numberphile Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science.

Additional information

T-shirt and poster details below.

Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor)

Featuring Neil Sloane from the OEIS: https://oeis.org

And thanks to Jonathan Wild: https://www.mcgill.ca/music/jonathan-wild

OEIS A250001 - Number of arrangements of n circles in the affine plane: https://oeis.org/A250001

3-Circles T-Shirt: https://teespring.com/three-circles-numberphile

4-Circles Poster: https://teespring.com/four-circles-numberphile

Other merch: https://teespring.com/stores/numberphile