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A087768
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Minimal prime whose reversal is a multiple of n, or 0 if no such prime exists.
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0
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2, 2, 3, 23, 5, 0, 7, 23, 0, 0, 11, 0, 19, 41, 0, 23, 43, 0, 59, 0, 0, 0, 29, 0, 521, 269, 0, 211, 457, 0, 13, 23, 0, 43, 53, 0, 47, 67, 0, 0, 349, 0, 103, 0, 0, 29, 257, 0, 89, 0, 0, 401, 109, 0, 0, 211, 0, 457, 449, 0, 397, 421, 0, 821, 523, 0, 431, 631, 0, 0, 17, 0, 37, 47, 0
(list; graph; refs; listen; history; internal format)
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