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oban n.  and  tau n.

First numbers that belong to both sets:

8, 9, 12, 18, 36, 56, 60, 80, 88, 96, 328, 360, 376, 396, 516, 536, 560, 568, 600, 612, 625, 636, 708, 712, 720, 776, 808, 828, 856, 876, 880, 896, 936, 996.