属于这两组的第一个数字:
三,5,17,23,29,53,71,83,89,101,113,139,149,197,257,263,269,281,293,311,317,337,347,353,359,389,401,449,461,467,479,503,509,571,599,683,751,797,811,821,839,857,863,881,887,937,977,983,1031,1049,1061,1091,1097,1117,1151,1217,1229,1277,1283,1289,1297,1319,1381,1399,1409,1427,1439,1481,1487,1499,1511,1553,1559,1601,1607,1619,1621,1637,1733,1847,1871,1889,1901,1907,1913,1949,1997,2003,2039,2069,2129,2141,2179,2251,2281,2309,2333,2357,2381,2389,2393,2417,2467,2549,2659,2699,2719,2729,2837,2857,2897,2909,2971,3089,3137,3167,3191,3221,3259,3307,3329,3347,3359,3389,3407,3461,3527,3539,3541,3557,3581,3671,3677,3691,3797,3863,3917,3929,3989,4049,4127,4133,4157,4211,4217,4229,4241,4289,4337,4349,4357,4391,4397,4409,4441,4447,4451,4481,4517,4547,4567,4637,4679,4703,4721,4733,4817,4871,4889,4931,4937,4967,5009,5021,5077,5087,5147,5153,5171,5197,5231,5261,5279,5297,5303,5309,5351,5387,5417,5431,5483,5507,5519,5531,5581,5639,5651,5657,5669,5701,5711,5741,5813,5849,5879,5897,5903,5939,5987,6007,6011,6029,6047,6089,6113,6131,6143,6197,6257,6269,6359,6421,6449,6481,6491,6521,6551,6581,6737,6827,6841,6869,6977,6997,7001,7109,7121,7127,7193,7229,7247,7349,7433,7451,7457,7481,7487,7499,7507,7529,7547,7559,7589,7607,7649,7669,7757,7793,7829,7877,7901,7937,7949,8009,8069,8081,8087,8093,8117,8147,8329,8501,8537,8543,8597,8663,8707,8747,8779,8887. 一些较大的示例:
99995527,99995669,99995899,99996509,99996821,99997127,99997649,99997871,99998021,99998441,99998447,99998891,99998999,99999077,99999089,99999481,99999509,99999721,99999847,99999971.