n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 17 |
4 | 94 |
5 | 667 |
6 | 5752 |
7 | 58053 |
8 | 669970 |
9 | 8698991 |
10 | 125499820 |
11 | 1991637529 |
12 | 34479906886 |
13 | 646671878595 |
14 | 13061304372448 |
15 | 282652185684845 |
16 | 6524494505342842 |
17 | 160018549741811479 |
18 | 4155443426929596436 |
19 | 113905714869793400001 |
20 | 3286624199431263921838 |
[1,4,17,94,667,5752,58053,669970,8698991, 125499820,1991637529,34479906886,646671878595, 13061304372448,282652185684845,6524494505342842, 160018549741811479,4155443426929596436, 113905714869793400001,3286624199431263921838] |