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balanced n.  and  oban n.

First numbers that belong to both sets:

9, 10, 11, 12, 15, 19, 35, 37, 38, 50, 56, 75, 78, 99, 308, 312, 316, 318, 380, 396, 500, 508, 518, 520, 527, 528, 535, 539, 550, 555, 557, 558, 563, 565, 566, 569, 570, 578, 583, 586, 587, 588, 589, 590, 595, 596, 597, 598, 600, 611, 612, 613, 617, 618, 620, 625, 626, 628, 630, 653, 658, 659, 660, 665, 666, 668, 675, 676, 677, 678, 689, 690, 696, 698, 707, 709, 710, 713, 716, 728, 737, 738, 775, 779, 787, 789, 790, 793, 796, 803, 805, 806, 809, 810, 812, 817, 818, 820, 835, 837, 838, 850, 856, 865, 866, 868, 880, 898, 899, 905, 906, 908, 913, 916, 920, 929, 930, 936, 968, 970, 976, 978, 990.