Justification: Because 1 is not a prime number, we had to start the sequence somewhere.
Read the full justificationJustification: It's the smallest number that's not one, which is a pretty big deal.
Read the full justificationJustification: It's the first number that's divisible by itself, which is a pretty self-evident reason.
Read the full justificationJustification: It's the number that's one less than 8, which is just a mathematical fact.
Read the full justificationJustification: It's the number that's not a multiple of 2, 3, or 5, which is just a fancy way of saying it's not a boring number.
Read the full justificationJustification: It's the number that's one more than 12, which is just a number that's one more than a number that's one less than 13.
Read the full justificationJustification: It's the number that's one less than 18, which is just a number that's one more than a number that's one less than 17.
Read the full justification