First numbers that belong to both sets:
7,
14,
20,
21,
22,
23,
24,
41,
47,
70,
71,
77,
101,
102,
103,
110,
111,
112,
117,
120,
124,
127,
141,
142,
143,
173,
174,
207,
210,
212,
214,
220,
221,
222,
223,
224,
240,
244,
247,
270,
271,
277,
301,
302,
303,
310,
311,
312,
317,
320,
323,
327,
340,
341,
342,
343,
344,
371,
372,
373,
374,
404,
407,
410,
412,
414,
421,
422,
423,
440,
442,
444,
447,
470,
471,
472,
477,
700,
701,
702,
703,
710,
711,
717,
720,
721,
723,
724,
727,
741,
742,
743,
773,
774,
777,
1003,
1007,
1012,
1014,
1020,
1021,
1022,
1023,
1040,
1044,
1047,
1070,
1071,
1073,
1077,
1101,
1102,
1103,
1104,
1110,
1111,
1112,
1117,
1120,
1122,
1127,
1140,
1141,
1142,
1143,
1144,
1172,
1173,
1174,
1201,
1204,
1207,
1212,
1214,
1217,
1221,
1222,
1223,
1224,
1240,
1241,
1242,
1244,
1247,
1270,
1271,
1272,
1277,
1300,
1301,
1302,
1303,
1304,
1310,
1311,
1317,
1320,
1321,
1327,
1340,
1341,
1342,
1343,
1344,
1372,
1373,
1374,
1400,
1404,
1407,
1411,
1412,
1414,
1421,
1422,
1423,
1443,
1447,
1470,
1471,
1472,
1477,
1701,
1702,
1703,
1704,
1710,
1711,
1717,
1720,
1724,
1727,
1741,
1742,
1743,
1744,
1770,
1773,
1774,
2000,
2004,
2007,
2012,
2014,
2020,
2021,
2022,
2023,
2040,
2044,
2047,
2070,
2071,
2072,
2077,
2100,
2101,
2102,
2103,
2104,
2110,
2111,
2117,
2127,
2140,
2141,
2142,
2143,
2144,
2170,
2172,
2173,
2174,
2200,
2201,
2204,
2207,
2214,
2221,
2222,
2223,
2244,
2247,
2270,
2271,
2272,
2273,
2277,
2300,
2301,
2302,
2303,
2310,
2311,
2317,
2320,
2324,
2327,
2340,
2341,
2342,
2343,
2373,
2374,
2400,
2407,
2414,
2420,
2421,
2422,
2423,
2424,
2447,
2470,
2471,
2477,
2701,
2702,
2703,
2710.
Some larger examples :
777471,
777472,
777477,
777701,
777702,
777703,
777710,
777711,
777712,
777717,
777720,
777722,
777724,
777727,
777741,
777742,
777743,
777770,
777773,
777774.