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A119169
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Numbers n such that the n-th triangular number contains only digits {2,5,8}.
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2
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7, 10, 32, 714, 1025, 1287, 6712, 10849, 13285, 23885, 711129, 22595807, 22619825, 40641912, 715385610, 33343322745, 332431301950, 23785828913825
(list; graph; refs; listen; history; internal format)
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