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A048886
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Numbers n such that sigma(n) = n-th composite number.
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0
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6, 8, 10, 14, 27, 39, 51, 57, 745, 755, 7091, 268243, 439681, 3271489, 33559819, 74138989, 80194627, 179405777, 1131818923, 1170569879, 1324475807, 1324478657, 51086967247, 72229691441, 72229691533, 72229691993, 72229693511
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