3 ms·
4 isn’t prime. You could probably use the binary expansion to group the dots? So, 1 is • 2 is •• 3 is _• •_• 5 is _• •_• •_• 7 is ____• _•_____•
by drdeca 1y ago
4 isn’t prime.
You could probably use the binary expansion to group the dots?
So, 1 is •
2 is ••
3 is
_•
•_•
5 is
_•
•_•
•_•
7 is
____•
_•_____•
•_•___•_•
11 is
____•
_•_____•
•_•___•_•
•_•___•_•
And so on.
(So, 2n is represented as n next to n, unless n is 2 in which case it is n above n, and 2n+1 is 1 above 2n )
Alternatively, using stars instead of n-gons could also be clearer?