First numbers that belong to both sets:
26,
39,
46,
49,
69,
111,
133,
203,
206,
209,
218,
299,
309,
327,
411,
422,
466,
511,
515,
533,
545,
611,
622,
633,
699,
721,
763,
799,
818,
866,
899,
933,
1003,
1011,
1018,
1027,
1037,
1055,
1099,
1111,
1133,
1199,
1227,
1299,
1333,
1339,
1418,
1466,
1477,
1527,
1555,
1618,
1622,
1633,
1751,
1799,
1822,
1957,
2018,
2033,
2045,
2066,
2127,
2177,
2199,
2369,
2427,
2433,
2533,
2545,
2599,
2733,
2863,
2866,
2899,
2933,
2987,
3027,
3099,
3133,
3193,
3199,
3233,
3466,
3545,
3563,
3599,
3799,
3866,
3899,
4006,
4009,
4037,
4045,
4054,
4055,
4222,
4299,
4333,
4399,
4499,
4555,
4666,
4699,
4963,
5027,
5045,
5111,
5199,
5266,
5299,
5599,
5663,
5666,
5677,
5699,
5799,
5899,
5999,
6009,
6074,
6081,
6333,
6377,
6499,
6799,
6999,
7009,
7037,
7063,
7099,
7111,
7199,
7799,
7899,
7999,
8027,
8054,
8222,
8299,
8333,
8399,
8499,
8899,
9037,
9111,
9299,
9599,
9799,
9899,
10003,
10015,
10018,
10027,
10033,
10135,
10555,
10666,
10999,
11099,
11111,
11333,
12074,
12081,
12333,
13027,
13111,
13117,
13333,
14021,
14037,
14054,
14111,
14189,
14333,
14666,
14777,
14999,
15027,
15037,
15185,
15999,
16018,
16222,
16999,
17111,
17153,
17999,
18037,
18111,
19027,
19111,
19171,
19999,
20003,
20018,
20027,
20037,
20074,
20099,
20135,
20198,
20222,
20303,
20555,
20606,
20666,
21037,
21081,
21259,
21818,
21999,
22033,
22054,
22297,
22333,
22999,
23207,
23999,
24027,
24074,
24333,
25027,
25045,
26027,
26039,
26074,
26333,
26351,
27037,
28189,
28333,
28777,
28999,
29037,
29111,
29261,
29999,
30027,
30101,
30111,
30185,
30297,
30333,
30909,
30999,
31037,
31111,
31279,
31999,
32111,
32222,
32666,
32727,
33081,
33407,
34037,
34051,
34054,
34459,
34666,
34999,
35063,
35135,
35333,
36111,
37333,
38057,
38074,
38111,
38513,
38666,
38999,
39111,
39481,
40011,
40022,
40045,
40101,
40202.
Some larger examples :
99709999,
99719999,
99749999,
99759999,
99799999,
99801497,
99802439,
99804491,
99809999,
99811111,
99820459,
99829999,
99833333,
99866666,
99879999,
99911111,
99929999,
99939999,
99969999,
99989999.