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Search: id:A016070
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| A016070 |
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Numbers n such that n^2 contains exactly 2 different digits, excluding 10^m, 2*10^m, 3*10^m. |
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5
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| 4, 5, 6, 7, 8, 9, 11, 12, 15, 21, 22, 26, 38, 88, 109, 173, 212, 235, 264, 3114, 81619
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