n | a(n) |
---|---|
2 | 2 |
3 | 4 |
4 | 10 |
5 | 21 |
6 | 51 |
7 | 89 |
8 | 203 |
9 | 370 |
10 | 715 |
11 | 1197 |
12 | 2418 |
13 | 3813 |
14 | 7175 |
15 | 11379 |
16 | 19026 |
17 | 29809 |
18 | 51618 |
19 | 75378 |
20 | 125951 |
21 | 185025 |
22 | 285449 |
[2,4,10,21,51,89,203,370,715,1197,2418,3813,7175, 11379,19026,29809,51618,75378,125951,185025, 285449] |