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Search: id:A141311
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| A141311 |
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Primes consisting of a digit and a string of 9's (i.e. primes of the form k*10^n - 1, where k is any digit except 1,4,7). |
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3
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| 19, 29, 59, 79, 89, 199, 499, 599, 1999, 2999, 4999, 8999, 49999, 59999, 79999, 199999, 599999, 799999, 2999999, 4999999, 19999999, 29999999, 59999999, 89999999, 799999999, 59999999999, 79999999999, 59999999999999
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