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A032682 Numbers n such that n surrounded by digit '1' is a prime. +0
12
0, 3, 5, 8, 9, 15, 17, 18, 20, 23, 29, 30, 32, 36, 38, 45, 47, 48, 51, 53, 57, 60, 62, 72, 74, 80, 81, 83, 86, 87, 90, 93, 95, 107, 113, 116, 117, 125, 126, 131, 132, 135, 141, 147, 149, 155, 162, 168, 170, 173, 180, 182, 183, 194, 197, 198, 201, 204, 207, 210 (list; graph; listen)
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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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