n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 18 |
4 | 56 |
5 | 161 |
6 | 443 |
7 | 1190 |
8 | 3156 |
9 | 8315 |
10 | 21835 |
11 | 57246 |
12 | 149970 |
13 | 392743 |
14 | 1028351 |
15 | 2692416 |
16 | 7049018 |
17 | 18454775 |
18 | 48315461 |
19 | 126491780 |
20 | 331160070 |
21 | 866988641 |
22 | 2269806085 |
23 | 5942429868 |
24 | 15557483796 |
25 | 40730021821 |
26 | 106632581993 |
27 | 279167724510 |
28 | 730870591916 |
29 | 1913444051645 |
30 | 5009461563455 |
[1,5,18,56,161,443,1190,3156,8315,21835,57246, 149970,392743,1028351,2692416,7049018,18454775, 48315461,126491780,331160070,866988641,2269806085, 5942429868,15557483796,40730021821,106632581993, 279167724510,730870591916,1913444051645, 5009461563455] |