n | a(n) |
---|---|
1 | 9 |
2 | 67 |
3 | 376 |
4 | 1867 |
5 | 9489 |
6 | 50232 |
7 | 267174 |
8 | 1408341 |
9 | 7395987 |
10 | 38886701 |
11 | 204722786 |
12 | 1077853232 |
13 | 5673085286 |
14 | 29856142160 |
15 | 157133586571 |
16 | 827031030519 |
17 | 4352855509300 |
18 | 22909846720541 |
19 | 120578232671314 |
20 | 634623931681625 |
[9,67,376,1867,9489,50232,267174,1408341,7395987, 38886701,204722786,1077853232,5673085286, 29856142160,157133586571,827031030519, 4352855509300,22909846720541,120578232671314, 634623931681625] |