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oban n.  and  self n.

First numbers that belong to both sets:

3, 5, 7, 9, 20, 53, 75, 86, 97, 310, 312, 323, 356, 367, 378, 389, 512, 525, 536, 558, 569, 580, 613, 615, 626, 637, 659, 670, 703, 716, 727, 738, 760, 793, 815, 817, 828, 839, 850, 883, 905, 916, 918, 929, 973, 995.