n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 7 |
4 | 28 |
5 | 184 |
6 | 1024 |
7 | 6676 |
8 | 42367 |
9 | 282765 |
10 | 1897203 |
11 | 13004369 |
12 | 89991470 |
13 | 630242521 |
14 | 4450613382 |
15 | 31683411117 |
16 | 227041605009 |
17 | 1636747514265 |
18 | 11860982110191 |
19 | 86356914006201 |
20 | 631382010617369 |
21 | 4633749074928932 |
22 | 34124201919637479 |
23 | 252086975581304199 |
[1,1,7,28,184,1024,6676,42367,282765,1897203, 13004369,89991470,630242521,4450613382, 31683411117,227041605009,1636747514265, 11860982110191,86356914006201,631382010617369, 4633749074928932,34124201919637479, 252086975581304199] |