属于这两组的第一个数字：
三,7,13,21,31,73,91,133,157,211,241,273,307,381,421,463,601,651,757,871,1057,1123,1261,1483,1561,1807,1893,2071,2257,2353,2653,3193,3661,3907,4033,4161,4291,4557,5257,5403,6163,8191,8557,8931,9313,10921,11557,11773,12433,12657,12883,13341,13807,16513,16771,17293,19461,22053,23563,23871,24493,25441,30451,30801,31863,32943,34783,35157,35911,36673,37057,40201,41007,41413,44733,45157,46011,49507,50401,52213,54523,54991,55933,57361,58807,59293,60763,62751,65793,66307,67341,72631,73713,74257,74803,78121,79807,80373,81511,82657,84973,88507,93943,95791,101443,105951,109231,110557,111223,112561,114583,116623,118681,120063,121453,122151,122851,127807,129241,131407,132133,135793,138757,147841,154843,156421,159601,161203,162007,163621,166057,172641,180201,183613,188791,189661,191407,194041,200257,201153,205663,206571,210223,212061,216691,220431,226101,227053,232807,234741,240591,242557,243543,245521,247507,251503,253513,255531,257557,259591,262657,263683,265741,276151,278257,285691,293223,294307,295393,301951,304153,306363,310807,315283,316407,320923,326613,330051,338143,339307,340473,342811,345157,354621,357007,358203,359401,360601,363007,364213,365421,367843,373933,383781,388753,391251,393757,395013,416671,419257,423151,425757,433623,444223,445557,446893,448231,453603,454951,456301,459007,464443,468541,471283,478173,480943,482331,485113,489301,490701,493507,499143,500557,501973,506233,509083,511941,513373,517681,519121,520563,530713,540961,552793,555771,569271,570781,575323,581407,590593,604507,609181,610743,615441,620157,621733,624891,629643,632821,634413,636007,637603,642403,645613,652057,671581,679801,684757,686413,698061,699733,708123,711493,719953,726757,731881,738741,740461,742183,747361,749091,750823,764751,773521,775281,777043,787657,792991,794773,803713. 一些较大的示例：
9725043,9762501,9768751,9775003,9781257,9793771,9800031,9812557,9818823,9825091,9843907,9856461,9900463,9906757,9913053,9944563,9957181,9963493,9982441,9988761.