1. No category

Rainbow
Squares
These MathPickle puzzles are inspired by Henri Picciotto.
Special thanks to French illustrator Godo whose magical little
man is standing next to us. https://godoillustrateur.wordpress.com/
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The leprechauns never did manage to find a solution
to the 1-60 Rainbow Square puzzle, but solutions are
rumored to exist. Here they spread their arcs all over
the sky: North (1); East (15); South (31); West (46).
This one failed because 21+22 is not a square.
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