User blog comment:Squidmanescape/Anyone Want a Challenge?/@comment-24623009-20171204001415

"The number of consonant has to be [the square of the fewest consonants used in a conlang] could be a very large number (for example if the fewest consonants used were 15, then you would have to use 225 consonants, which is quite a lot) unless this is not what you meant.