n | a(n) |
---|---|
1 | 3 |
2 | 4 |
3 | 33 |
4 | 34 |
5 | 43 |
6 | 44 |
7 | 333 |
8 | 334 |
9 | 343 |
10 | 344 |
11 | 433 |
12 | 434 |
13 | 443 |
14 | 444 |
15 | 3333 |
16 | 3334 |
17 | 3343 |
18 | 3344 |
19 | 3433 |
20 | 3434 |
21 | 3443 |
22 | 3444 |
23 | 4333 |
24 | 4334 |
25 | 4343 |
26 | 4344 |
27 | 4433 |
28 | 4434 |
29 | 4443 |
30 | 4444 |
31 | 33333 |
32 | 33334 |
33 | 33343 |
34 | 33344 |
35 | 33433 |
36 | 33434 |
37 | 33443 |
38 | 33444 |
39 | 34333 |
40 | 34334 |
[3,4,33,34,43,44,333,334,343,344,433,434,443,444, 3333,3334,3343,3344,3433,3434,3443,3444,4333,4334, 4343,4344,4433,4434,4443,4444,33333,33334,33343, 33344,33433,33434,33443,33444,34333,34334] |