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D-number  and  oban n.

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(max 15 digits)

First numbers that belong to both sets:

9, 15, 33, 39, 57, 63, 69, 87, 93, 303, 309, 315, 327, 339, 393, 399, 519, 537, 573, 579, 597, 633, 669, 687, 693, 699, 717, 723, 753, 789, 807, 813, 819, 879, 933, 939, 993.