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A123667
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a(n) = n * 2^bigomega(n).
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5
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1, 4, 6, 16, 10, 24, 14, 64, 36, 40, 22, 96, 26, 56, 60, 256, 34, 144, 38, 160, 84, 88, 46, 384, 100, 104, 216, 224, 58, 240, 62, 1024, 132, 136, 140, 576, 74, 152, 156, 640, 82, 336, 86, 352, 360, 184, 94, 1536, 196, 400, 204, 416, 106, 864, 220, 896, 228, 232, 118
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OFFSET
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1,2
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COMMENTS
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LINKS
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FORMULA
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Totally multiplicative with a(p) = 2p, p prime.
Dirichlet g.f.: Product_{p prime} 1 / (1 - 2 * p^(1 - s)). - Ilya Gutkovskiy, Oct 29 2019
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MAPLE
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,mult
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AUTHOR
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STATUS
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approved
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