n | a(n) |
---|---|
1 | 2 |
2 | 12 |
3 | 67 |
4 | 386 |
5 | 2333 |
6 | 14438 |
7 | 90729 |
8 | 576616 |
9 | 3692697 |
10 | 23768052 |
11 | 153496623 |
12 | 993485284 |
13 | 6439467991 |
14 | 41777922610 |
15 | 271212402395 |
16 | 1761347749066 |
17 | 11441763716997 |
18 | 74338495106470 |
19 | 483038660675361 |
20 | 3138923546597920 |
[2,12,67,386,2333,14438,90729,576616,3692697, 23768052,153496623,993485284,6439467991, 41777922610,271212402395,1761347749066, 11441763716997,74338495106470,483038660675361, 3138923546597920] |