First numbers that belong to both sets:
4,
6,
8,
9,
12,
18,
22,
24,
26,
28,
33,
34,
36,
38,
39,
44,
45,
46,
48,
55,
56,
57,
58,
66,
68,
69,
77,
78,
88,
99,
114,
116,
117,
124,
126,
136,
138,
144,
148,
156,
168,
188,
222,
225,
226,
228,
234,
236,
238,
244,
246,
247,
248,
255,
258,
266,
268,
278,
279,
288,
299,
333,
334,
336,
338,
339,
344,
345,
346,
348,
356,
357,
358,
366,
368,
369,
377,
378,
388,
399,
444,
446,
447,
455,
456,
458,
459,
466,
468,
477,
478,
488,
489,
555,
556,
558,
559,
566,
568,
578,
579,
588,
589,
666,
667,
668,
669,
678,
688,
689,
699,
777,
778,
779,
788,
789,
799,
888,
889,
899,
999,
1111,
1112,
1116,
1118,
1122,
1124,
1128,
1133,
1144,
1146,
1148,
1155,
1156,
1158,
1166,
1177,
1178,
1179,
1188,
1199,
1222,
1224,
1228,
1233,
1235,
1236,
1244,
1248,
1256,
1258,
1266,
1268,
1278,
1288,
1334,
1336,
1338,
1339,
1348,
1356,
1359,
1368,
1378,
1388,
1444,
1446,
1448,
1449,
1456,
1467,
1468,
1469,
1479,
1488,
1556,
1557,
1558,
1566,
1578,
1588,
1599,
1666,
1668,
1677,
1688,
1778,
1788,
1899,
2222,
2223,
2224,
2226,
2227,
2228,
2233,
2234,
2235,
2236,
2238,
2244,
2246,
2247,
2248,
2249,
2255,
2256,
2258,
2259,
2266,
2268,
2277,
2278,
2288,
2289,
2299,
2334,
2337,
2338,
2344,
2346,
2348,
2355,
2356,
2358,
2366,
2367,
2369,
2378,
2379,
2388,
2444,
2445,
2446,
2448,
2456,
2457,
2458,
2466,
2468,
2478,
2488,
2489,
2499,
2556,
2558,
2566,
2567,
2568,
2578,
2588,
2599,
2666,
2667,
2668,
2669,
2678,
2679,
2778,
2788,
2799,
2888,
2889,
2899,
3333,
3334,
3335,
3336,
3338,
3339,
3344,
3345,
3346,
3348,
3349,
3355,
3356,
3357,
3358,
3366.
Some larger examples :
7778999,
7779999,
7788888,
7788899,
7788999,
7789999,
7888888,
7888889,
7888899,
7889999,
7899999,
7999999,
8888888,
8888889,
8888899,
8888999,
8889999,
8899999,
8999999,
9999999.