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Search: id:A068680
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| A068680 |
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Primes formed by the concatenation n, n+2, n. |
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+0 3
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| 131, 353, 797, 171917, 232523, 272927, 293129, 313331, 333533, 373937, 495149, 515351, 575957, 596159, 616361, 636563, 676967, 737573, 777977, 798179, 838583, 878987, 899189, 103105103, 109111109, 111113111, 129131129, 133135133
(list; graph; listen)
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