Joshua Potter aff3dbf43d Notes on triangular and square numbers.		2024-03-02 16:37:08 -07:00
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square-gnomon.png	Notes on triangular and square numbers.	2024-03-02 16:37:08 -07:00
triangular-gnomon.png	Notes on triangular and square numbers.	2024-03-02 16:37:08 -07:00