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A024630号作为一个简单的表

n个a(n)
00
11
22
420
521
622
723
8200
9201
10202
11203
12220
13221
14222
15223
162000
172001
182002
192003
202020
212021
222022
232023
242200
252201
262202
272203
282220
292221
302222
312223
3220000
3320001
3420002
3520003
3620020
3720021
3820022
3920023
4020200
4120201
4220202
4320203
4420220
4520221

[0,1,2,3,20,21,22,23,200,201,202,203,220,221,222,223,2000,2001,2002,2003,2020,2021,2022,2023,2200,2201,2202,2203,2220,2221,2222,2223,20000,20001,20002,20003,20020,20021,20022,20023,20200,20201,20202,20203,20220,20221]