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katadrome  and  oban n.

First numbers that belong to both sets:

3, 5, 6, 7, 8, 9, 10, 20, 30, 50, 53, 60, 63, 65, 70, 73, 75, 76, 80, 83, 85, 86, 87, 90, 93, 95, 96, 97, 98, 310, 320, 510, 520, 530, 610, 620, 630, 650, 653, 710, 720, 730, 750, 753, 760, 763, 765, 810, 820, 830, 850, 853, 860, 863, 865, 870, 873, 875, 876, 910, 920, 930, 950, 953, 960, 963, 965, 970, 973, 975, 976, 980, 983, 985, 986, 987.