n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 12 |
4 | 19 |
5 | 63 |
6 | 263 |
7 | 856 |
8 | 2632 |
9 | 7714 |
10 | 9683 |
11 | 888970 |
12 | 1200867 |
13 | 1691244 |
14 | 2350415 |
15 | 3433770 |
16 | 4482812 |
17 | 17544235 |
18 | 48509602 |
19 | 53801529 |
20 | 114221223 |
21 | 124712727 |
22 | 997393454 |
23 | 16681741997 |
24 | 17954856574 |
25 | 105651203040 |
[1,6,12,19,63,263,856,2632,7714,9683,888970, 1200867,1691244,2350415,3433770,4482812,17544235, 48509602,53801529,114221223,124712727,997393454, 16681741997,17954856574,105651203040] |