52 cards is the first thing I think of when I think factorials. It's such a great and relatable way to convey the subject to people, plus it usually ends up blowing their minds like it did mine when I first learned of it. Not from this page, but from a YT vid many moons ago.
ninju · · focus · HN ↗
<a href="https://czep.net/weblog/52cards.html" rel="nofollow">https://czep.net/weblog/52cards.html
Anyone know how to determine the age of this page (it's got be at least 20yrs old)
stronglikedan · · focus · HN ↗