Yeah when i first saw that a while ago i was really freaked out. However im quite proud of the fact i worked out how it worked without anyone helping me.
Calculates the most often thought of numbers, and theres a limited number of symbols to numbers, fun none the less
Thats wrong.
// SPOILER DONT READ THOSE THAT HAVNT GONE TO THE SITE FIRST
Any number minus the sum of its digits will be a multiple of 9. Thus you notice every multiple of 9 on the chart will be the same symbol, the one that appears in the middle.