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A078239
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a(n) = smallest multiple of n using only prime digits, with a(10k) = 0.
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2
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2, 2, 3, 32, 5, 72, 7, 32, 27, 0, 22, 72, 52, 252, 75, 32, 255, 72, 57, 0, 252, 22, 23, 72, 25, 52, 27, 252, 232, 0, 372
(list; graph; refs; listen; history; internal format)
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