n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 11 |
4 | 51 |
5 | 147 |
6 | 691 |
7 | 2229 |
8 | 10705 |
9 | 36887 |
10 | 179395 |
11 | 646933 |
12 | 3162665 |
13 | 11791917 |
14 | 57803825 |
15 | 220956323 |
16 | 1085915767 |
17 | 4231652157 |
18 | 20847441081 |
19 | 82512710229 |
20 | 407267112001 |
21 | 1632910675799 |
22 | 8070868209251 |
23 | 32713963638185 |
24 | 161875171268833 |
25 | 662247964007759 |
26 | 3280193017213163 |
27 | 13527503148957365 |
[1,1,5,11,51,147,691,2229,10705,36887,179395, 646933,3162665,11791917,57803825,220956323, 1085915767,4231652157,20847441081,82512710229, 407267112001,1632910675799,8070868209251, 32713963638185,161875171268833,662247964007759, 3280193017213163,13527503148957365] |