属于这两组的第一个数字：
三,5,7,11,13,17,19,29,31,41,43,59,61,71,73,101,103,107,109,137,139,149,151,179,181,191,193,197,199,227,229,239,241,269,271,281,283,311,313,347,349,419,421,431,433,461,463,521,523,569,571,599,601,617,619,641,643,659,661,809,811,821,823,827,829,857,859,881,883,1019,1021,1031,1033,1049,1051,1061,1063,1091,1093,1151,1153,1229,1231,1277,1279,1289,1291,1301,1303,1319,1321,1427,1429,1451,1453,1481,1483,1487,1489,1607,1609,1619,1621,1667,1669,1697,1699,1721,1723,1787,1789,1871,1873,1877,1879,1931,1933,1949,1951,1997,1999,2027,2029,2081,2083,2087,2089,2111,2113,2129,2131,2141,2143,2237,2239,2267,2269,2309,2311,2339,2341,2381,2383,2549,2551,2591,2593,2657,2659,2687,2689,2711,2713,2729,2731,2789,2791,2801,2803,2969,2971,2999,3001,3119,3121,3167,3169,3251,3253,3257,3259,3299,3301,3329,3331,3359,3361,3371,3373,3389,3391,3461,3463,3467,3469,3527,3529,3539,3541,3557,3559,3581,3583,3671,3673,3767,3769,3821,3823,3851,3853,3917,3919,3929,3931,4001,4003,4019,4021,4049,4051,4091,4093,4127,4129,4157,4159,4217,4219,4229,4231,4241,4243,4259,4261,4271,4273,4337,4339,4421,4423,4481,4483,4517,4519,4547,4549,4637,4639,4649,4651,4721,4723,4787,4789,4799,4801,4931,4933,4967,4969,5009,5011,5021,5023,5099,5101,5231,5233,5279,5281,5417,5419,5441,5443,5477,5479,5501,5503,5519,5521,5639,5641,5651,5653,5657,5659,5741,5743,5849. 一些较大的示例：
999996029,999996031,999996071,999996073,999996707,999996709,999997769,999997771,999998141,999998143,999998507,999998509,999998639,999998641,999998687,999998689,999998957,999998959,999999191,999999193.