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Search: id:A067678
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| A067678 |
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Numbers n such that sigma(4n+3)=6n. |
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+0 1
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| 2, 8, 12, 600, 5082, 13680, 17160, 25920, 265200, 1256640, 3591600, 23919840, 42923520, 351195264, 1642291200, 12572386944, 15043279104
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