n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 7 |
4 | 33 |
5 | 181 |
6 | 1083 |
7 | 6854 |
8 | 45111 |
9 | 305629 |
10 | 2117283 |
11 | 14929212 |
12 | 106790500 |
13 | 773035602 |
14 | 5652275723 |
15 | 41683912721 |
16 | 309691336359 |
17 | 2315772552485 |
18 | 17415395593371 |
19 | 131632335068744 |
20 | 999423449413828 |
21 | 7618960581522348 |
22 | 58295017292748756 |
23 | 447517868947619432 |
24 | 3445923223190363608 |
[1,2,7,33,181,1083,6854,45111,305629,2117283, 14929212,106790500,773035602,5652275723, 41683912721,309691336359,2315772552485, 17415395593371,131632335068744,999423449413828, 7618960581522348,58295017292748756, 447517868947619432,3445923223190363608] |