Revision history of "2001 OIM Problems/Problem 4"

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  • (cur | prev) 03:16, 14 December 2023Tomasdiaz (talk | contribs). . (498 bytes) (+498). . (Created page with "== Problem == Find the maximum number of increasing arithmetic progressions of three terms that can have a sequence <math>a_1 < a_2 < \cdots < a_n</math> of <math>n \ge 3</ma...")