n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 9 |
4 | 39 |
5 | 197 |
6 | 1187 |
7 | 8309 |
8 | 66476 |
9 | 598287 |
10 | 5982879 |
11 | 65811677 |
12 | 789740126 |
13 | 10266621646 |
14 | 143732703044 |
15 | 2155990545670 |
16 | 34495848730735 |
17 | 586429428422497 |
18 | 10555729711604956 |
19 | 200558864520494172 |
20 | 4011177290409883459 |
[1,3,9,39,197,1187,8309,66476,598287,5982879, 65811677,789740126,10266621646,143732703044, 2155990545670,34495848730735,586429428422497, 10555729711604956,200558864520494172, 4011177290409883459] |