Katie Steckles on Nostr: After a frankly heroic catch-up effort, here's my third #mathober zine of the day, ...

After a frankly heroic catch-up effort, here's my third #mathober zine of the day, about MULTIPERFECT NUMBERS - including a diagram I came up with but that surely someone else has already used to illustrate this? PDF: https://katiesteckles.co.uk/mo24