First numbers that belong to both sets:
111,
222,
333,
444,
555,
666,
777,
888,
999,
1111,
1133,
1199,
2222,
2233,
2266,
2299,
3333,
3399,
4444,
4466,
4499,
5555,
5599,
6666,
6699,
7777,
7799,
8888,
8899,
9999,
11111,
11333,
11999,
22111,
22222,
22333,
22666,
22999,
33111,
33333,
33999,
44111,
44222,
44333,
44444,
44666,
44999,
55111,
55333,
55555,
55999,
66111,
66222,
66333,
66666,
66999,
77111,
77333,
77777,
77999,
88111,
88222,
88333,
88444,
88666,
88888,
88999,
99111,
99333,
99999,
110033,
110099,
111111,
111333,
111999,
112222,
113333,
115555,
116666,
119999,
220033,
220066,
220099,
221111,
222222,
222333,
222666,
222999,
223333,
224444,
225555,
226666,
229999,
330099,
331111,
333333,
333999,
335555,
336666,
339999,
440066,
440099,
441111,
442222,
443333,
444444,
444666,
444999,
445555,
446666,
448888,
449999,
550099,
551111,
553333,
555555,
555999,
556666,
559999,
660099,
661111,
662222,
663333,
666666,
666999,
669999,
770099,
771111,
773333,
777777,
777999,
779999,
880099,
881111,
882222,
883333,
884444,
886666,
888888,
888999,
889999,
991111,
993333,
999999,
1100033,
1100099,
1111111,
1113333,
1119999,
1122222,
1133333,
1155555,
1166666,
1199999,
2200033,
2200066,
2200099,
2211111,
2221111,
2222222,
2223333,
2226666,
2229999,
2233333,
2244444,
2255555,
2266666,
2299999,
3300099,
3311111,
3322222,
3331111,
3333333,
3339999,
3355555,
3366666,
3399999,
4400066,
4400099,
4411111,
4422222,
4433333,
4441111,
4441188,
4442222,
4443333,
4444444,
4446666,
4449999,
4455555,
4466666,
4488888,
4499999,
5500099,
5511111,
5522222,
5522277,
5533333,
5551111,
5553333,
5555555,
5559999,
5566666,
5599999,
6600099,
6611111,
6622222,
6633333,
6644444,
6655555,
6661111,
6662222,
6663333,
6666666,
6669999,
6699999,
7700099,
7711111,
7722222,
7733333,
7755555,
7766666,
7771111,
7773333,
7777777,
7779999,
7799999,
8800099,
8811111,
8822222,
8833333,
8844444,
8855555,
8866666,
8881111,
8881188,
8882222,
8883333,
8884444,
8886666,
8888888,
8889999,
8899999,
9911111,
9922222,
9933333,
9955555,
9966666,
9991111,
9993333,
9999999,
11000033,
11000077,
11000099,
11000111,
11000333,
11000777,
11000999,
11001111,
11002222,
11002255,
11003300,
11003333,
11004444,
11004477,
11005555,
11006666,
11009900,
11009999,
11100333,
11100999,
11111111,
11113333,
11119999,
11122222,
11133333,
11155555,
11166666,
11199999,
11222222.
Some larger examples :
1188333333,
1188444444,
1188555555,
1188666666,
1188822222,
1188833333,
1188844444,
1188866666,
1188888888,
1188899999,
1188999999,
1199004477,
1199111111,
1199222222,
1199226611,
1199333333,
1199555555,
1199666666,
1199933333,
1199999999.