n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 23 |
5 | 107 |
6 | 582 |
7 | 3622 |
8 | 25369 |
9 | 197523 |
10 | 1692535 |
11 | 15829557 |
12 | 160463512 |
13 | 1752529064 |
14 | 20516018396 |
15 | 256273980368 |
16 | 3402364791737 |
17 | 47841014687039 |
18 | 710242228143271 |
19 | 11101522062378069 |
20 | 182234745428876525 |
21 | 3134424458578405569 |
22 | 56371116965252450338 |
[1,2,6,23,107,582,3622,25369,197523,1692535, 15829557,160463512,1752529064,20516018396, 256273980368,3402364791737,47841014687039, 710242228143271,11101522062378069, 182234745428876525,3134424458578405569, 56371116965252450338] |