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A048534
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Smallest pronic number containing exactly n 2's.
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1
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2, 272, 20022, 210222, 2127222, 112222242, 1329222222, 222721228422, 222222202620, 12225222042222, 222922622262242, 22222622629269222, 222262242222052122, 22222222222226402
(list; graph; refs; listen; history; internal format)
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