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A094470
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Numbers n such that phi(n) | sigma_18(n). A015759 seems to be a true subsequence here.
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1
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1, 2, 3, 6, 22, 33, 66, 262, 750, 786, 2182, 6546, 8646, 56946, 72006, 162066, 222386, 626406, 667158, 737286, 857526, 1223123, 1489686, 1782726, 2446246, 2939046, 3669369, 4388406, 4780947, 6804006, 7338738, 9561894, 10761126, 12157926
(list; graph; refs; listen; history; internal format)
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