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oban n.  and  sphenic n.

First numbers that belong to both sets:

30, 66, 70, 78, 310, 318, 357, 366, 370, 385, 399, 506, 518, 530, 555, 590, 595, 598, 606, 609, 610, 615, 618, 627, 638, 658, 663, 665, 670, 678, 705, 710, 715, 730, 759, 777, 786, 790, 795, 805, 806, 826, 830, 885, 890, 897, 903, 906, 915, 935, 938, 957, 969, 970, 978, 986, 987.