First numbers that belong to both sets:
12,
18,
20,
24,
30,
36,
40,
42,
48,
54,
56,
60,
66,
72,
78,
80,
84,
88,
90,
96,
100,
102,
104,
108,
112,
114,
120,
126,
132,
138,
140,
144,
150,
156,
160,
162,
168,
174,
176,
180,
186,
192,
196,
198,
200,
204,
208,
210,
216,
220,
222,
224,
228,
234,
240,
246,
252,
258,
260,
264,
270,
272,
276,
280,
282,
288,
294,
300,
304,
306,
308,
312,
318,
320,
324,
330,
336,
340,
342,
348,
350,
352,
354,
360,
364,
366,
368,
372,
378,
380,
384,
390,
392,
396,
400,
402,
408,
414,
416,
420,
426,
432,
438,
440,
444,
448,
450,
456,
460,
462,
464,
468,
474,
476,
480,
486,
490,
492,
498,
500,
504,
510,
516,
520,
522,
528,
532,
534,
540,
544,
546,
550,
552,
558,
560,
564,
570,
572,
576,
580,
582,
588,
594,
600,
606,
608,
612,
616,
618,
620,
624,
630,
636,
640,
642,
644,
648,
650,
654,
660,
666,
672,
678,
680,
684,
690,
696,
700,
702,
704,
708,
714,
720,
726,
728,
732,
736,
738,
740,
744,
748,
750,
756,
760,
762,
768,
770,
774,
780,
784,
786,
792,
798,
800,
804,
810,
812,
816,
820,
822,
828,
832,
834,
840,
846,
852,
858,
860,
864,
868,
870,
876,
880,
882,
888,
894,
896,
900,
906,
910,
912,
918,
920,
924,
928,
930,
936,
940,
942,
945,
948,
952,
954,
960,
966,
968,
972,
978,
980,
984,
990,
992,
996,
1000,
1002,
1008,
1014,
1020,
1026,
1032,
1036,
1038,
1040,
1044,
1050,
1056,
1060,
1062,
1064,
1068,
1074,
1080,
1086,
1088,
1092,
1098,
1100,
1104,
1110,
1116,
1120,
1122,
1128,
1134,
1140,
1144,
1146,
1148,
1152,
1158.
Some larger examples :
999930,
999936,
999940,
999942,
999944,
999948,
999950,
999954,
999960,
999964,
999966,
999972,
999978,
999980,
999984,
999990,
999992,
999996,
999999,
1000000.