属于这两组的第一个数字：
15,21,121,341,703,781,871,1261,1333,2047,2257,33673,50851,54991,63757,71557,79243,89701,102721,104653,107257,131407,132133,137561,147841,166057,169333,191407,194923,212983,213907,216691,297571,345157,460363,463081,1335181,1807681,1978243,2701093,2740681,2763907,2803951,2967007,2984257,3259831,3513751,3676807,3746161,3753907,4193821,4270423,4382743,4522003,4793911,4877473,5064751,5114383,5209807,5463907,5529553,5791243,6098431,6413557,6700333,6998671,7587271,7882057,7887673,8040061,8430313,8552701,8570257,8859553,9378907,9477163,9489481,9563557,9582121,9737521,9750007,10014061,10096507,10345873,10436131,10617823,10676557,10689631,11045653,11065603,11125561,11373757,11631511,11672473,11740903,11885257,12030493,12155683,12934813,13202323,13553443,13686301,13909171,14133841,14194057,14421007,14565673,15190507,15448831,15820507,15876241,16261057,16325641,16715833,16822303,17593831,17762011,17871757,18297007,18305563,18761893,20191543,20272507,20625223,22369621,22805401,22872307,23275801,23537053,24024703,24925057,25065043,25760701,25892833,26096773,26837581,26962057,27873121,27968233,27999973,28074103,28392913,28542307,29360143,30808051,31635001,32211301,32484301,32941861,34615573,35325193,35994001,37021141,37411573,38198581,38856523,39419563,39608143,40761841,40979203,41841493,44402233,44682541,45636781,45771991,47616901,48951013,49287421,50161807,51876007,54015151,56422633,57206533,58209271,60925831,64120057,64152091,64360507,65618101,66528493,78419881,82455481,125294443,141075007,141764743,143292871,143484463,151819363,151942603,164083291,164955493,165624031,181346623,188966263,190923307,194783893,201938311,205735993,214344241,218551873,222412483,222740701,226246723,228720253,231359311,231998593,235177561,235484371,239336371,242689663,243718933,249877057,251492023,258100291,258582481,260289823,262942441,267502381,268517383,270849307,271244431,276207781,276839683,279140557,280813807,282929221,284242741,285998833,287896057,292392901,300346231,302464273,312776911,314016121,314583433,314902771,317249533,323442241,323694073,324450157,324954703,330967057,331622311,347095531,347430961,350644351,353797291,355492171,355643023,358023163,359462641,365670007,366014293,367853221,368390443,368659201,372586507,373281721,373513603,374209681,375448753,387400807,388700941,391901413,395711557,396547483,396906007,397184971,400180021,404030101,416792641,417732283,417854923,419573773,420721633,423186613,424257007,426154093,428096791,430500253。 一些较大的示例：
940066261,942582103,944425093,947377621,949102057,952926031,954222991,956633971,960411091,961651111,965438113,966494833,968236573,971163733,980034331,980410033,982665757,984296503,989071051,999413383。