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A067732
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Numbers n such that phi(prime(n)+1)==0 (mod n).
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0
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1, 2, 4, 6, 8, 24, 36, 48, 80, 192, 1440, 3960, 5184, 5478, 6480, 16080, 20336, 29628, 40073, 40083, 43056, 44980, 85800, 200320, 241920, 252378, 258048, 287040, 697248, 1805672, 3669120, 3713787, 3927600, 4321143, 4448880, 6928128
(list; graph; refs; listen; history; internal format)
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