It is supposedly an arithmetic progression.
The examples (not clues/no correlation) the teacher gave for us to get familiar with the "quiz" were these:
1, 2, 3, 4, 5 (+1)
2, 4, 7, 11, 16 (+n)
Can you solve it?
Puzzling Stack Exchange is a question and answer site for those who create, solve, and study puzzles. It only takes a minute to sign up.Sign up to join this community