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A067697
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Numbers n such that prime(n)==+1 (mod sigma(n) ).
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1
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1, 3, 6, 7, 58, 79, 191, 339, 443, 516, 1185, 6275, 20456, 21471, 27341, 40123, 40143, 49678, 50684, 108977, 136023, 251789, 432185, 705256, 2582498, 2879786, 3142462, 3556591
(list; graph; refs; listen; history; internal format)
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