n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 15 |
3 | 118 |
4 | 929 |
5 | 7314 |
6 | 57583 |
7 | 453350 |
8 | 3569217 |
9 | 28100386 |
10 | 221233871 |
11 | 1741770582 |
12 | 13712930785 |
13 | 107961675698 |
14 | 849980474799 |
15 | 6691882122694 |
16 | 52685076506753 |
17 | 414788729931330 |
18 | 3265624762943887 |
19 | 25710209373619766 |
20 | 202416050226014241 |
21 | 1593618192434494162 |
22 | 12546529489249939055 |
23 | 98778617721565018278 |
[1,2,15,118,929,7314,57583,453350,3569217, 28100386,221233871,1741770582,13712930785, 107961675698,849980474799,6691882122694, 52685076506753,414788729931330,3265624762943887, 25710209373619766,202416050226014241, 1593618192434494162,12546529489249939055, 98778617721565018278] |