The recreational dice scene has lots of these "not really useful in real world but we still cracked the math" kind of solutions. https://www.youtube.com/watch?v

The recreational dice scene has lots of these "not really useful in real world but we still cracked the math" kind of solutions. https://www.youtube.com/watch?v=5q32heFz1bs https://www.youtube.com/watch?v=5q32heFz1bs (Go First Dice - Numberphile)