属于这两组的第一个数字：
三,5,10,15,17,23,27,29,43,53,71,83,89,101,105,106,111,113,119,123,129,135,139,141,142,147,149,159,160,163,166,169,175,177,178,183,189,192,197,201,215,219,235,237,245,249,250,257,263,267,269,277,281,287,291,293,305,311,317,320,329,335,337,347,349,353,359,365,371,373,383,384,389,401,413,427,449,461,467,469,479,485,486,497,503,509,523,547,553,567,571,581,593,599,619,640,643,673,679,683,686,691,739,751,768,773,797,811,821,839,853,857,863,881,887,907,937,977,983,1000,1003,1005,1006,1011,1013,1018,1025,1031,1037,1043,1046,1049,1055,1059,1061,1065,1073,1079,1083,1085,1088,1091,1093,1094,1097,1103,1106,1115,1117,1121,1127,1134,1136,1139,1141,1142,1145,1151,1152,1157,1161,1162,1167,1169,1175,1181,1185,1186,1191,1195,1198,1203,1205,1217,1223,1227,1229,1237,1238,1241,1247,1253,1257,1263,1271,1277,1283,1285,1286,1289,1295,1297,1303,1307,1319,1323,1325,1328,1333,1337,1343,1345,1346,1351,1355,1357,1358,1363,1366,1372,1375,1376,1379,1381,1382,1385,1393,1399,1403,1405,1409,1415,1421,1424,1427,1429,1433,1439,1445,1455,1457,1472,1475,1477,1478,1481,1487,1489,1499,1501,1502,1505,1511,1517,1523,1525,1535,1539,1541,1546,1553,1559,1563,1565,1569,1579,1587,1589,1593,1594,1601,1607,1613,1619,1621,1622,1625,1631,1637,1641,1642,1647,1649,1655,1659,1671,1675,1678,1685,1689. 一些较大的示例：
19999779,19999781,19999791,19999813,19999814,19999817,19999825,19999831,19999841,19999847,19999851,19999853,19999861,19999862,19999877,19999899,19999943,19999949,19999961,19999985.