There exist triangular numbers that are also square
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|Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny|
|Inspired by a message sent in by Chris Whitrow, this page enumerates the set of infinite numbers that are concurrently triangular and square, and defines a recurrence relation for generating them.|
|Levels:||High School (9-12), Early College|
|Math Topics:||Sequences and Sets|
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