n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 9 |
4 | 88 |
5 | 141 |
6 | 441 |
7 | 1191 |
8 | 4141 |
9 | 4471 |
10 | 8878 |
11 | 8941 |
12 | 9191 |
13 | 84779 |
14 | 87988 |
15 | 94191 |
16 | 97441 |
17 | 99471 |
18 | 118817 |
19 | 414417 |
20 | 847891 |
21 | 974417 |
22 | 989891 |
23 | 994479 |
24 | 4179891 |
25 | 4181488 |
26 | 4181971 |
27 | 9171417 |
28 | 9187917 |
29 | 9191191 |
30 | 9478817 |
31 | 9974417 |
32 | 9974878 |
33 | 11914191 |
34 | 44718988 |
35 | 84778817 |
36 | 84784891 |
37 | 91911478 |
38 | 91919471 |
39 | 94419141 |
40 | 99447417 |
41 | 848418988 |
42 | 884188878 |
[1,7,9,88,141,441,1191,4141,4471,8878,8941,9191, 84779,87988,94191,97441,99471,118817,414417, 847891,974417,989891,994479,4179891,4181488, 4181971,9171417,9187917,9191191,9478817,9974417, 9974878,11914191,44718988,84778817,84784891, 91911478,91919471,94419141,99447417,848418988, 884188878] |