First numbers that belong to both sets:
1,
2,
4,
6,
8,
12,
16,
18,
24,
28,
36,
48,
56,
66,
78,
88,
112,
126,
128,
144,
156,
168,
224,
228,
234,
256,
288,
336,
348,
368,
378,
448,
456,
468,
558,
588,
666,
888,
1116,
1122,
1128,
1134,
1144,
1148,
1188,
1224,
1248,
1288,
1344,
1368,
1456,
1458,
1488,
1566,
1568,
1888,
2226,
2244,
2256,
2268,
2288,
2368,
2448,
2478,
2556,
2688,
3344,
3348,
3366,
3388,
3444,
3456,
3468,
3588,
3666,
3888,
4446,
4488,
4788,
4888,
5568,
5688,
5778,
5888,
6666,
6678,
6688,
6888,
7788,
7888,
8888,
11124,
11128,
11136,
11178,
11248,
11256,
11336,
11368,
11388,
11448,
11466,
11556,
11778,
12222,
12236,
12246,
12288,
12348,
12444,
12456,
12558,
12688,
12888,
13338,
13344,
13356,
13446,
13456,
13468,
13566,
13568,
13668,
13888,
14448,
14456,
14688,
15568,
15678,
16688,
17888,
22236,
22248,
22256,
22288,
22338,
22344,
22356,
22368,
22446,
22448,
22568,
22788,
23478,
23556,
23688,
24444,
24448,
24888,
25568,
25578,
25668,
25688,
26688,
27888,
33456,
33488,
33558,
34578,
34668,
34788,
34888,
35568,
35588,
36666,
36888,
37888,
44688,
45568,
45588,
45668,
45888,
48888,
55566,
55568,
57888,
67788,
77778,
78888,
111136,
111144,
111168,
111188,
111222,
111228,
111244,
111248,
111356,
111366,
111456,
111488,
111568,
111888,
112224,
112266,
112288,
112336,
112344,
112448,
112488,
112788,
113344,
113448,
113568,
113778,
114444,
114448,
114456,
114678,
114688,
115566,
115568,
115668,
116688,
116788,
117888,
118888,
122248,
122256,
122268,
122368,
122388,
122668,
122688,
122778,
123336,
123348,
123444,
123488,
123888,
124488,
125568,
125888,
126666,
126688,
126888,
127788,
133344,
133456,
133458,
133488,
133588,
133668,
134456,
134478,
134568,
134688,
135558,
135888,
137788,
137888,
144448,
144456,
144666,
145888,
146688,
146888,
147888,
155556,
155568,
155688,
157788,
166668,
166788,
167778,
168888,
177888,
222222,
222224,
222256,
222288,
222336,
222444,
222456,
222488,
222588,
222888,
223344,
223368,
223468.
Some larger examples :
4466688,
4467888,
4477888,
4555668,
4556688,
4557888,
4566666,
4566688,
4577888,
4666688,
5556688,
5556888,
5568888,
5577888,
5666778,
5677888,
5778888,
6666688,
6677888,
6678888.