属于这两组的第一个数字：
9,33,39,51,57,63,69,87,93,195,303,309,315,321,327,339,381,393,399,411,417,447,453,471,489,501,519,537,543,573,579,591,597,633,669,681,687,693,699,717,723,753,771,789,807,813,819,831,843,849,879,921,933,939,951,993,1023,1443,1683,1935,1953,3003,3027,3039,3057,3063,3093,3099,3117,3147,3153,3183,3189,3207,3261,3273,3279,3291,3309,3315,3327,3351,3369,3387,3453,3459,3489,3513,3543,3561,3579,3603,3639,3651,3669,3687,3693,3711,3747,3777,3831,3837,3843,3849,3867,3873,3891,3903,3909,3921,3957,3963,3981,4083,4095,4101,4119,4143,4197,4227,4269,4281,4287,4299,4317,4341,4353,4359,4377,4413,4443,4449,4461,4467,4479,4497,4533,4569,4593,4623,4629,4647,4659,4677,4701,4713,4737,4749,4791,4803,4821,4827,4839,4857,4863,4881,4911,4971,4989,5001,5007,5079,5091,5097,5127,5163,5169,5187,5199,5223,5241,5259,5277,5331,5349,5361,5367,5403,5433,5469,5493,5541,5583,5601,5613,5619,5631,5637,5667,5703,5721,5739,5793,5799,5847,5853,5919,5937,5961,5979,5991,5997,6009,6033,6051,6081,6087,6117,6159,6189,6207,6243,6249,6261,6267,6297,6333,6339,6387,6393,6411,6423,6429,6459,6483,6537,6609,6621,6639,6663,6711,6717,6729,6753,6801,6807,6819,6843,6861,6879,6891,6927,6933,6999,7017,7023,7041,7053,7071,7113,7131,7143,7149,7167,7179,7197,7233,7251,7269,7311,7323,7341,7377,7395,7401,7419,7431,7509,7563,7593,7617,7629,7647,7653,7671,7737,7773,7779,7827,7851。 一些较大的示例：
7042323,7042341,7042353,7042359,7042461,7042479,7042533,7042569,7042647,7042677,7042683,7042701,7042719,7042731,7042773,7042881,7042989,7043079,7043109,7043133。