A029460 Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 15 (most significant digit on left).

1, 3, 5, 7, 15, 20, 21, 25, 28, 33, 35, 36, 45, 49, 60, 63, 68, 75, 84, 100, 105, 140, 147, 175, 180, 196, 204, 207, 225, 245, 252, 287, 300, 315, 375, 420, 441, 500, 525, 540, 588, 675, 700, 724, 735, 756, 805, 875, 879, 900, 945, 980, 1125, 1225, 1260, 1323