n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 47 |
5 | 237 |
6 | 1423 |
7 | 9966 |
8 | 79731 |
9 | 717584 |
10 | 7175842 |
11 | 78934269 |
12 | 947211229 |
13 | 12313745983 |
14 | 172392443766 |
15 | 2585886656502 |
16 | 41374186504046 |
17 | 703361170568782 |
18 | 12660501070238093 |
19 | 240549520334523768 |
20 | 4810990406690475360 |
[1,3,11,47,237,1423,9966,79731,717584,7175842, 78934269,947211229,12313745983,172392443766, 2585886656502,41374186504046,703361170568782, 12660501070238093,240549520334523768, 4810990406690475360] |