属于这两组的第一个数字：
三,5,9,17,33,57,65,113,129,177,209,225,257,353,417,449,513,609,673,705,801,833,897,993,1025,1217,1345,1409,1601,1665,1793,1985,2049,2241,2369,2433,2625,2689,2817,3009,3137,3201,3329,3521,3585,3777,3905,3969,4097,4481,4737,4865,5249,5377,5633,6017,6273,6401,6657,7041,7169,7553,7809,7937,8193,8577,8833,8961,9345,9473,9729,10113,10369,10497,10753,11137,11265,11649,11905,12033,12417,12545,12801,13185,13313,13697,13953,14081,14337,14721,14977,15105,15489,15617,15873,16257,16385,17153,17665,17921,18689,18945,19457,20225,20737,20993,21505,22273,22529,23297,23809,24065,24833,25089,25601,26369,26625,27393,27905,28161,28673,29441,29953,30209,30977,31233,31745,32513,32769,33537,34049,34305,35073,35329,35841,36609,37121,37377,37889,38657,38913,39681,40193,40449,41217,41473,41985,42753,43009,43777,44289,44545,45057,45825,46337,46593,47361,47617,48129,48897,49409,49665,50177,50945,51201,51969,52481,52737,53249,54017,54529,54785,55553,55809,56321,57089,57345,58113,58625,58881,59649,59905,60417,61185,61697,61953,62465,63233,63489,64257,64769,65025,65537,67073,68097,68609,70145,70657,71681,73217,74241,74753,75777,77313,77825,79361,80385,80897,82433,82945,83969,85505,86017,87553,88577,89089,90113,91649,92673,93185,94721,95233,96257,97793,98817,99329,100353,101889,102401,103937,104961,105473,106497,108033,109057,109569,111105,111617,112641,114177,114689,116225,117249,117761,119297,119809,120833,122369,123393,123905,124929,126465,126977,128513,129537,130049,131073,132609,133633,134145,135681,136193,137217,138753,139777,140289,141313,142849,143361,144897,145921,146433,147969,148481,149505,151041,151553,153089,154113,154625。 一些较大的示例：
998703105,998768641,998866945,998932481,998965249,999063553,999096321,999161857,999260161,999292929,999391233,999456769,999489537,999587841,999620609,999686145,999784449,999849985,999882753,999948289。