属于这两组的第一个数字：
1,127,251,331,701,757,809,877,905,959,997,1019,1087,1199,1207,1211,1243,1259,1549,1597,1657,1759,1777,1783,1807,1867,1927,1969,2171,2213,2231,2263,2279,2293,2377,2465,2503,2579,2669,2789,2843,2879,2993,2999,3119,3163,3181,3187,3215,3239,3299,3343,3433,3505,3637,3697,3779,3877,3967,3985,4001,4013,4063,4153,4195,4271,4311,4327,4503,4543,4633,4649,4663,4717,4781,4811,4813,4841,4855,5099,5323,5405,5731,5737,5755,5761,5771,5923,6021,6073,6193,6247,6403,6433,6463,6535,6539,6547,6637,6659,6673,6731,6757,6791,6821,6853,7151,7177,7267,7297,7331,7343,7387,7389,7393,7405,7417,7431,7517,7603,7747,7753,7783,7807,7811,7813,7841,7913,8031,8111,8257,8287,8387,8399,8411,8429,8467,8527,8563,8621,8831,8849,8861,8915,8921,9101,9307,9371,9457,9517,9557,9613,9641,9929,9959,10021,10121,10235,10237,10253,10327,10357,10391,10451,10511,10513,10553,10607,10619,10697,10781,10949,11015,11039,11069,11081,11105,11141,11207,11219,11231,11279,11317,11335,11347,11411,11533,11541,11579,11593,11627,11743,11771,11789,11801,11857,11909,11921,11993,12131,12191,12233,12239,12251,12431,12479,12517,12595,12727,12731,12733,12805,12877,12929,12941,13001,13091,13093,13147,13217,13285,13297,13351,13451,13589,13603,13735,13859,13897,13961,14009,14023,14047,14051,14077,14107,14143,14227,14249,14375,14381,14407,14437,14459,14489,14531,14533,14585,14605,14611,14639,14765,14809,14879,14917,14921,14975,14981,15041,15059,15071,15101,15113,15119,15121,15127,15149,15161,15187,15217,15223,15299,15349,15359,15373,15401,15419,15521,15551,15607. 一些较大的示例：
99999239,99999253,99999313,99999383,99999431,99999479,99999491,99999505,99999617,99999641,99999703,99999733,99999749,99999761,99999787,99999809,99999839,99999857,99999883,99999897.