This should not show up as an 8kyu kata for Javascript. Beginners attempting it will have no idea where to start.

lol I need to try to remember that there's always an easier way of doing these math focused katas.

LOL after seeing the top solutions I feel dumb for putting this much effort into solving it but I'm still very proud of myself

thank you for the explanation this is a very intelligent solution

Lol I came here to say the same thing. This was a lot harder than every other 8ku I've done so far.