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idoneal n.  and  pernicious n.

First numbers that belong to both sets:

3, 5, 6, 7, 9, 10, 12, 13, 18, 21, 22, 24, 25, 28, 33, 37, 40, 42, 48, 70, 72, 88, 93, 112, 130, 133, 168, 253, 273, 280, 345, 357, 385, 520.