n | a(n) |
---|---|
1 | 0 |
2 | 22 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 31331819 |
9 | 0 |
10 | 3122331819 |
11 | 0 |
12 | 0 |
13 | 0 |
14 | 41322324171819 |
15 | 0 |
16 | 5132232516171819 |
17 | 0 |
18 | 613223141526171819 |
19 | 1111213141516171819 |
20 | 10713223141516271819 |
21 | 101112213141516171819 |
[0,22,0,0,0,0,0,31331819,0,3122331819,0,0,0, 41322324171819,0,5132232516171819,0, 613223141526171819,1111213141516171819, 10713223141516271819,101112213141516171819] |