n | a(n) |
---|---|
1 | 602 |
2 | 3142 |
3 | 15719 |
4 | 62309 |
5 | 239572 |
6 | 809934 |
7 | 2678350 |
8 | 8222849 |
9 | 24796090 |
10 | 71644353 |
11 | 203613185 |
12 | 565710173 |
13 | 1545775344 |
14 | 4185949130 |
15 | 11136965910 |
16 | 29652176113 |
17 | 77452013880 |
18 | 203909911308 |
19 | 525772216775 |
20 | 1373878022187 |
21 | 3509862980888 |
[602,3142,15719,62309,239572,809934,2678350, 8222849,24796090,71644353,203613185,565710173, 1545775344,4185949130,11136965910,29652176113, 77452013880,203909911308,525772216775, 1373878022187,3509862980888] |