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A077535
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Multiples of 6 with only prime digits (2, 3, 5 and 7).
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1
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72, 222, 252, 372, 522, 552, 732, 2232, 2322, 2352, 2532, 2772, 3222, 3252, 3372, 3522, 3552, 3732, 5232, 5322, 5352, 5532, 5772, 7272, 7332, 7572, 7722, 7752, 22272, 22332, 22572, 22722, 22752, 23232, 23322, 23352, 23532, 23772, 25272
(list; graph; refs; listen; history; internal format)
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