属于这两组的第一个数字：
69,111,609,818,888,1111,1881,6009,6699,8888,10101,11111,18081,60009,66099,80108,80808,81818,88888,111111,180081,600009,606909,660099,666999,696969,816918,888888,969696,1001001,1010101,1111111,1800081,6000009,6060909,6600099,6660999,8008008,8080808,8160918,8181818,8888888,11011011,11111111,16000091,18000081,18188181,60000009,60069009,60600909,66000099,66600999,66669999,69069069,69696969,81600918,88088088,88888888,96096096,96969696,100010001,101010101,101101101,111111111,168000891,180000081,181181181,181808181,600000009,600609009,606000909,609609609,618000819,619619619,660000099,666000999,666609999,686010989,689689689,696111969,800080008,808080808,808808808,816000918,818181818,818818818,888888888,906906906,916916916,986986986,1001001001,1100110011,1111111111,1616009191,1800000081,1801881081,1818008181.