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A057878
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Primes with 2 distinct digits that remain prime (no leading zeros allowed) after deleting all occurrences of its digits d.
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1
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23, 37, 53, 73, 113, 131, 151, 211, 311, 11111111111111111131, 11111111111111117111, 11111111111131111111, 11111111131111111111, 111111111111111111111113, 111111111111111112111111
(list; graph; refs; listen; history; internal format)
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