属于这两组的第一个数字：
12,18,24,36,40,56,60,72,80,84,88,96,104,108,132,156,180,204,228,240,252,276,288,348,360,372,384,396,444,448,450,468,480,492,504,516,560,564,600,612,636,640,672,684,708,720,732,792,804,828,852,864,876,880,882,896,936,948,972,996,1040,1044,1056,1068,1116,1152,1164,1176,1200,1212,1224,1236,1248,1260,1284,1308,1332,1344,1356,1360,1368,1408,1440,1476,1520,1524,1548,1572,1620,1632,1644,1656,1664,1668,1680,1692,1788,1800,1812,1824,1840,1884,1908,1920,1944,1956,1980,2000,2004,2016,2076,2088,2124,2148,2160,2172,2176,2178,2196,2208,2232,2240,2292,2316,2320,2340,2364,2388,2412,2432,2480,2532,2556,2560,2628,2640,2664,2676,2688,2700,2724,2748,2772,2784,2796,2844,2868,2892,2904,2944,2952,2960,2976,2988,3012,3042,3060,3084,3096,3120,3156,3168,3204,3228,3240,3252,3276,3280,3324,3360,3372,3384,3396,3420,3440,3456,3492,3516,3528,3552,3600,3636,3684,3708,3712,3732,3744,3756,3760,3804,3816,3852,3924,3936,3968,3972,4032,4044,4050,4056,4068,4080,4128,4140,4164,4188,4224,4236,4240,4248,4284,4308,4320,4392,4404,4476,4480,4500,4512,4548,4560,4572,4596,4668,4716,4720,4736,4764,4788,4812,4824,4860,4880,4896,4908,4928,4932,4992,5000,5004,5028,5040,5052,5088,5112,5148,5172,5196,5202,5220,5248,5256,5268,5280,5292,5316,5360,5364,5388,5436,5472,5484,5504,5520,5532,5556,5580,5604,5652,5664,5680,5688,5748,5760,5796,5824,5840,5844,5856,5868. 一些较大的示例：
999276,999280,999288,999296,999456,999468,999488,999540,999552,999576,999588,999612,999648,999684,999732,999760,999808,999828,999840,999920.