[1,2,3,10,11,12,13,20,100,101,102,103,110,111,112, 1000,1001,1002,1003,1010,1011,1012,1013,1020, 10000,10001,10002,10003,10010,10011,10012,10013, 10020,10100,10101,100000,100001,100002,100003, 100010,100011]