First numbers that belong to both sets:
20,
30,
40,
42,
54,
66,
70,
84,
88,
222,
532,
642,
644,
650,
654,
762,
822,
942,
992,
5322,
5442,
6200,
6522,
6654,
7422,
7532,
7554,
7662,
8432,
8754,
8764,
8876,
8886,
9555,
9642,
9654,
9762,
9772,
9822,
9884,
9942,
53322,
55542,
66522,
72222,
76542,
77442,
77744,
77754,
86322,
86442,
86622,
87222,
87332,
87762,
87774,
88422,
88554,
88732,
94422,
94444,
95322,
95442,
96522,
96666,
98862,
98886,
99642,
99652,
99942,
99966,
99988,
522222,
544310,
554322,
633332,
653322,
654222,
654332,
666654,
743322,
754422,
755322,
762222,
774222,
777522,
777642,
777644,
777774,
843332,
855222,
864222,
864332,
865554,
866442,
887622,
888882,
933222,
942222,
955444,
965442,
966522,
966532,
977442,
977622,
977732,
985552,
986322,
987522,
987762,
988854,
988876,
995322,
997422,
997554,
998742,
999654,
999762,
999942,
3222222,
4444422,
5333322,
5532222,
5544222,
6633222,
6653332,
6655542,
6665322,
6666522,
7332222,
7422222,
7444444,
7654422,
7664322,
7754322,
7755522,
7764222,
7766444,
7774422,
7776222,
7776654,
7777662,
7777722,
8322222,
8333322,
8442222,
8543332,
8644422,
8665422,
8666644,
8753332,
8755554,
8764422,
8765322,
8772222,
8774444,
8776554,
8777742,
8844222,
8854422,
8866542,
8873322,
8876622,
8877764,
8885442,
8887542,
8887732,
8888322,
8888852,
8888862,
9222222,
9554322,
9555532,
9644442,
9654222,
9663222,
9665322,
9666544,
9744222,
9765222,
9765532,
9775554,
9777522,
9866332,
9866622,
9873222,
9873332,
9875442,
9876642,
9876666,
9877422,
9877722,
9884442,
9887322,
9887444,
9887622,
9887754,
9888752,
9888844,
9942222,
9966666,
9976422,
9976542,
9977754,
9977766,
9986322,
9986442,
9986622,
9987762,
9988842,
9995442,
9996222,
9996666,
9997422,
9998322,
9998862,
9998884,
9998886,
9999642,
9999762,
9999942,
43332222,
44433222,
55422222,
55555444,
63333222,
64332222,
65544332,
66554322,
66555222,
66633222,
66642222,
66644322,
66654222,
66665442,
74444442,
75543222,
75554322,
75555222,
76533222,
76653222,
77444322,
77555442,
77643222,
77665542,
77742222,
77755422,
77776554,
84443322,
85555542,
86543322,
86555442,
86633322,
86652222,
86665542,
86666322,
87554442,
87555522,
87642222,
87666666,
87755444,
87764442,
87766532,
87776322,
87777642,
88553332,
88665222,
88666554,
88763322,
88763332,
88773222,
88776654,
88777552,
88854332,
88864422,
88866222,
88866642,
88876542,
88877622,
88877766.
Some larger examples :
99888774,
99933222,
99954222,
99955554,
99963222,
99965442,
99966522,
99966642,
99975522,
99977754,
99984332,
99987522,
99987666,
99987774,
99988842,
99996222,
99998332,
99999642,
99999654,
99999844.