A029451 Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 6 (most significant digit on left).

1, 2, 3, 5, 6, 9, 10, 12, 15, 18, 20, 22, 25, 30, 36, 40, 45, 50, 54, 60, 68, 72, 75, 90, 100, 103, 108, 116, 120, 132, 135, 150, 180, 200, 216, 225, 226, 240, 252, 270, 274, 280, 285, 300, 308, 315, 324, 336, 350, 360, 378, 400, 405, 420, 432, 450, 456, 504