| 0, 1, 2, 3, 11, 22, 33, 101, 111, 121, 131, 202, 212, 222, 232, 303, 313, 323, 333, 1001, 1111, 1221, 1331, 2002, 2112, 2222, 2332, 3003, 3113, 3223, 3333, 10001, 10101, 10201, 10301, 11011, 11111, 11211, 11311, 12021, 12121, 12221, 12321, 13031
(list; graph; listen)
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