[RubyPinch]

at a guess, its kinda the key size for hours

12/2=6, 12/3=4 work well, (with /4 and /6 being repeats of those)

24 hours doesn't add much on top of those divisions (you get /4 with a repeating /6 I guess)

[iamdave]

I'm not immediately understanding, what are the divisions for? Parts/portions of the day?