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n | a(n) |
---|---|
1 | 1 |
2 | 21 |
3 | 45 |
4 | 51 |
5 | 81 |
6 | 213 |
7 | 249 |
8 | 315 |
9 | 477 |
10 | 525 |
11 | 681 |
12 | 891 |
13 | 1143 |
14 | 1221 |
15 | 1851 |
16 | 1965 |
17 | 2415 |
18 | 5133 |
[1,21,45,51,81,213,249,315,477,525,681,891,1143, 1221,1851,1965,2415,5133] |