First numbers that belong to both sets:
18,
21,
42,
84,
117,
133,
152,
171,
247,
261,
266,
285,
333,
370,
372,
465,
481,
516,
518,
555,
558,
592,
666,
738,
803,
954,
1016,
1090,
1095,
1101,
1143,
1168,
1233,
1236,
1270,
1308,
1341,
1387,
1413,
1417,
1494,
1524,
1630,
1651,
1679,
1744,
1810,
1812,
1898,
1905,
1962,
2119,
2159,
2202,
2286,
2353,
2398,
2421,
2466,
2534,
2667,
2682,
2715,
2718,
2771,
2794,
2826,
3032,
3097,
3141,
3165,
3184,
3258,
3345,
3411,
3523,
3749,
3768,
3781,
3980,
4113,
4179,
4245,
4311,
4336,
4378,
4404,
4776,
4842,
4887,
4912,
5013,
5121,
5161,
5230,
5235,
5306,
5410,
5496,
5505,
5526,
5697,
5833,
5962,
6064,
6135,
6282,
6315,
6352,
6443,
6714,
6792,
6822,
7322,
7588,
7675,
8226,
8334,
8376,
8596,
8622,
8717,
8808,
8841,
8937,
8952,
9096,
9099,
9162,
9232,
9253,
9475,
9526,
9740,
9925,
10012,
10053,
10096,
10278,
10307,
10386,
10635,
10674,
10782,
10818,
10901,
10905,
10968,
11007,
11170,
11202,
11354,
11601,
11604,
11647,
11688,
11976,
12362,
12612,
12694,
12942,
12984,
13194,
13264,
13401,
13404,
13605,
14128,
14346,
14505,
14562,
14568,
14704,
14856,
14922,
15223,
15354,
15409,
15775,
15938,
16144,
16389,
16654,
16659,
16722,
17008,
17409,
17469,
17736,
17777,
17793,
17803,
17842,
18010,
19242,
19682,
20024,
20530,
20754,
20934,
20937,
21078,
21108,
21189,
21324,
21345,
21501,
21610,
21612,
21618,
21705,
21768,
21834,
21897,
21906,
22023,
22065,
22335,
22404,
22510,
22975,
23344,
23679,
24132,
24574,
24597,
24643,
24714,
24775,
24803,
25030,
25072,
25366,
25699,
25766,
25940,
26154,
26512,
26575,
26802,
26808,
27567,
27638,
27721,
27748,
28534,
28825,
29431,
29457,
29943,
30582,
30762,
31041,
31112,
31221,
31662,
31975,
32031,
32055,
32094,
32124,
32167,
32272,
32788,
32814,
32907,
33045,
33241,
33315,
33576,
33714,
33959,
34078,
34218,
34434,
34474,
34728,
34857,
34872,
34923.
Some larger examples :
9989031,
9989581,
9989838,
9989946,
9990037,
9990495,
9990542,
9990834,
9991086,
9991609,
9991823,
9991842,
9991916,
9992541,
9993285,
9994815,
9995004,
9996637,
9997245,
9999950.