n | a(n) |
---|---|
1 | 140 |
2 | 436 |
3 | 1512 |
4 | 5126 |
5 | 17325 |
6 | 58707 |
7 | 198635 |
8 | 672183 |
9 | 2274999 |
10 | 7699081 |
11 | 26056081 |
12 | 88181805 |
13 | 298433705 |
14 | 1009989977 |
15 | 3418112157 |
16 | 11567925109 |
17 | 39149360907 |
18 | 132493286347 |
19 | 448397385023 |
20 | 1517512474487 |
21 | 5135721548305 |
22 | 17380836236957 |
[140,436,1512,5126,17325,58707,198635,672183, 2274999,7699081,26056081,88181805,298433705, 1009989977,3418112157,11567925109,39149360907, 132493286347,448397385023,1517512474487, 5135721548305,17380836236957] |