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A085758 Least m such that phi(x)=2m has exactly n solutions. +0
2
5, 1, 2, 4, 6, 16, 18, 20, 12, 24, 80, 198, 1134, 352, 156, 36, 168, 108, 468, 72, 312, 528, 880, 180, 1280, 192, 144, 660, 1848, 120, 384, 4500, 216, 3564, 2100, 240, 288, 648, 600, 7968, 1656, 1536, 1620, 432, 1560, 3672, 1944, 360, 840, 2496, 8820, 1008, 576 (list; graph; listen)
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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.


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