n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 4 |
6 | 11 |
7 | 22 |
8 | 33 |
9 | 44 |
10 | 101 |
11 | 111 |
12 | 121 |
13 | 131 |
14 | 141 |
15 | 202 |
16 | 212 |
17 | 222 |
18 | 232 |
19 | 242 |
20 | 303 |
21 | 313 |
22 | 323 |
23 | 333 |
24 | 343 |
25 | 404 |
26 | 414 |
27 | 424 |
28 | 434 |
29 | 444 |
30 | 1001 |
31 | 1111 |
32 | 1221 |
33 | 1331 |
34 | 1441 |
35 | 2002 |
36 | 2112 |
37 | 2222 |
38 | 2332 |
39 | 2442 |
40 | 3003 |
41 | 3113 |
42 | 3223 |
43 | 3333 |
44 | 3443 |
45 | 4004 |
46 | 4114 |
47 | 4224 |
48 | 4334 |
49 | 4444 |
50 | 10001 |
[0,1,2,3,4,11,22,33,44,101,111,121,131,141,202, 212,222,232,242,303,313,323,333,343,404,414,424, 434,444,1001,1111,1221,1331,1441,2002,2112,2222, 2332,2442,3003,3113,3223,3333,3443,4004,4114,4224, 4334,4444,10001] |