Problems & Puzzles: Puzzles Puzzle 42. This week puzzle is to create a puzzle analog to other one. The
puzzle of this month at the Southwest Missouri State
University's “In a cryptarithm, numbers are represented by replacing their digits by letters; a given letter consistently represents the same digit and different letters represent different digits. Leading zeroes are not permitted. Solve the following cryptarithm: ONE + ONE = TWO, Surely you’ll find easy to solve this puzzle (please send the solution to Les Reid). For our pages, Can you construct a puzzle like the above one, using statements involving only prime numbers? I’ll publish here the 3 more elegant and/or simple puzzles (puzzles with unique solution are preferred).Solution Santi Spadaro sent (9/8/01) the following puzzle: FIVE
is a Fibonacci prime. Answers are waited for this puzzle inside the puzzle 42 *** Anton Vrba wrote (Nov. 2006):
Wikki “Fibonacci” and find FIVE as
1597
SEVEN is solved as both 787973 and
379787 are prime
THREE’s secrets are revealed by the
2311^{th} prime, 20477.
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