Puzzle: A path through pairs making squares
A graph based solution to the following problem:
Take the numbers 1, 2, 3, etc. up to 17.
Can you write out all seventeen numbers in a line so that every pair of numbers that are next to each other, adds up to give a square number?
Solved and then displayed with graphs and R.
Graphs are on the upswing as a research area. Worth your while to expand your reading list in that direction.