First numbers that belong to both sets:
3,
7,
9,
13,
21,
25,
31,
33,
37,
49,
67,
69,
73,
79,
87,
93,
115,
127,
129,
133,
151,
171,
193,
205,
211,
223,
241,
259,
261,
273,
283,
285,
289,
307,
319,
321,
327,
331,
339,
357,
361,
367,
385,
391,
409,
415,
421,
433,
451,
463,
475,
477,
487,
517,
529,
535,
541,
577,
583,
601,
613,
631,
651,
699,
727,
769,
781,
787,
805,
823,
841,
855,
883,
885,
925,
961,
979,
981,
997,
1009,
1029,
1039,
1041,
1053,
1057,
1087,
1095,
1101,
1107,
1123,
1147,
1183,
1189,
1201,
1219,
1231,
1233,
1245,
1249,
1261,
1281,
1291,
1329,
1339,
1387,
1389,
1395,
1401,
1417,
1435,
1441,
1459,
1473,
1485,
1491,
1497,
1543,
1567,
1585,
1597,
1639,
1645,
1693,
1749,
1765,
1777,
1797,
1801,
1809,
1819,
1831,
1857,
1869,
1893,
1921,
1933,
1941,
1945,
1987,
2001,
2053,
2065,
2113,
2125,
2133,
2173,
2187,
2211,
2217,
2257,
2283,
2311,
2317,
2323,
2335,
2365,
2395,
2407,
2419,
2461,
2545,
2571,
2607,
2647,
2653,
2667,
2697,
2715,
2763,
2773,
2787,
2821,
2845,
2887,
2899,
2901,
2905,
3073,
3091,
3097,
3109,
3121,
3133,
3153,
3163,
3175,
3187,
3223,
3229,
3243,
3289,
3301,
3313,
3351,
3355,
3381,
3403,
3405,
3411,
3427,
3433,
3477,
3481,
3607,
3613,
3655,
3661,
3669,
3685,
3697,
3747,
3753,
3781,
3793,
3847,
3865,
3889,
3909,
4033,
4063,
4105,
4129,
4161,
4173,
4179,
4195,
4201,
4207,
4237,
4255,
4285,
4315,
4321,
4363,
4377,
4383,
4389,
4399,
4413,
4431,
4443,
4455,
4461,
4483,
4485,
4495,
4509,
4519,
4551,
4569,
4609,
4621,
4629,
4645,
4663,
4675,
4695,
4699,
4717,
4725,
4741,
4801,
4813,
4819,
4837,
4867,
4881,
4887,
4893,
4929,
4963,
4965,
4969,
4977,
4993,
4999,
5029,
5041,
5089,
5127.
Some larger examples :
9999511,
9999517,
9999541,
9999643,
9999645,
9999655,
9999699,
9999711,
9999721,
9999739,
9999741,
9999763,
9999811,
9999813,
9999823,
9999825,
9999835,
9999957,
9999961,
9999997.