
Entry Level Questions:
Each number in the sequence is added by one more than the previous number, starting with 2.

This is the worldfamous Fibonacci Sequence â€” each number is the sum of the two preceding numbers.

Baller Level Questions:
This one alternates addition and subtraction in sequence (+1, 2, +3, 4, etc.)


This sequence alternates between adding one and adding a multiple of two (in sequential order).

Insanity Level Questions:
Each number in the sequence is one sequential prime number higher than the previous number.

Each number in this sequence has a digit of pi (in sequential order) added to it to form the next number in the sequence. Pi (the ratio of a circle's circumference to its diameter) is an irrational number with an infinite number of digits, but the first seven are 3141592.
Science Writer, Fossil Beastmaster
Contact Alex Kasprak at alex.kasprak@buzzfeed.com.
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