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A179880
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Numbers h such that h and h-1 have same antiharmonic mean of the numbers k < h such that gcd(k, h) = 1 and simultaneously this mean is not integer.
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19
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7, 66, 70, 78, 130, 186, 195, 211, 222, 238, 255, 310, 322, 331, 366, 399, 418, 438, 463, 474, 483, 498, 534, 547, 555, 571, 574, 582, 598, 615, 627, 663, 670, 682, 691, 714, 754
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OFFSET
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1,1
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COMMENTS
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LINKS
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FORMULA
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CROSSREFS
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Cf. A179871, A179872, A179873, A179874, A179875, A179876, A179877, A179878, A179879, A179882, A179883, A179884, A179885, A179886, A179887, A179890, A179891.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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