First numbers that belong to both sets:
22,
55,
77,
88,
111,
222,
333,
444,
777,
888,
999,
1111,
1122,
1133,
1144,
1155,
1166,
1199,
2200,
2222,
2244,
2255,
2277,
2288,
3311,
3333,
3355,
3366,
3388,
3399,
4411,
4422,
4444,
4455,
4466,
4477,
4488,
5500,
5511,
5533,
5544,
5566,
5588,
5599,
6622,
6644,
6655,
6677,
7700,
7711,
7733,
7766,
7799,
8800,
8822,
8855,
8866,
8877,
8888,
9911,
9933,
9944,
9966,
9999,
11000,
11100,
11111,
11133,
11166,
11188,
11199,
11222,
11333,
11444,
11888,
11999,
22000,
22111,
22200,
22211,
22222,
22255,
22277,
22288,
22333,
22999,
33000,
33111,
33222,
33300,
33311,
33333,
33366,
33399,
33888,
33999,
44000,
44111,
44222,
44333,
44400,
44422,
44444,
44455,
44477,
44888,
44999,
55000,
55111,
55222,
55333,
55444,
55511,
55522,
55533,
55544,
55555,
55566,
55599,
55888,
55999,
66000,
66111,
66222,
66333,
66555,
66622,
66633,
66644,
66655,
66677,
66888,
66999,
77111,
77222,
77333,
77700,
77711,
77733,
77766,
77788,
77799,
77888,
77999,
88000,
88111,
88222,
88333,
88444,
88800,
88822,
88844,
88855,
88877,
88888,
88999,
99000,
99111,
99222,
99333,
99444,
99666,
99900,
99911,
99933,
99966,
99977,
99988,
99999,
110022,
110044,
110055,
110077,
111000,
111100,
111111,
111133,
111155,
111166,
111188,
111199,
111222,
111333,
111444,
111888,
111999,
112200,
112222,
112244,
112255,
112266,
112277,
112299,
113300,
113311,
113333,
113355,
113366,
113399,
114400,
114422,
114455,
114477,
114488,
115500,
115511,
115533,
115544,
115566,
115588,
115599,
116600,
116622,
116655,
116677,
116688,
117711,
117733,
117744,
117766,
117788,
117799,
118822,
118844,
118855,
118877,
119900,
119911,
119922,
119933,
119944,
119966,
119988,
119999,
220000,
220022,
220055,
220066,
220077,
220088,
221111,
221133,
221144,
221166,
221188,
221199,
222111,
222200,
222222,
222255,
222277,
222288,
222333,
222555,
222666,
222999,
223311,
223333,
223344,
223355,
223366,
223388,
223399,
224400,
224422,
224444,
224455,
224477,
225500,
225511,
225533,
225566,
225588,
225599,
226622,
226644,
226655,
226677,
226688,
227700.
Some larger examples :
9997733,
9997766,
9997788,
9997799,
9998800,
9998822,
9998844,
9998855,
9998877,
9999000,
9999111,
9999222,
9999333,
9999444,
9999900,
9999911,
9999933,
9999966,
9999988,
9999999.