n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 19 |
4 | 201 |
5 | 3131 |
6 | 66883 |
7 | 1866103 |
8 | 65599089 |
9 | 2826880471 |
10 | 146161621491 |
11 | 8911342572947 |
12 | 631575190761529 |
13 | 51412581787714291 |
14 | 4758212302957048419 |
15 | 496284340990942471471 |
16 | 57890406722543923973985 |
17 | 7501581827512345854197039 |
18 | 1073456867163970189613750995 |
[1,3,19,201,3131,66883,1866103,65599089, 2826880471,146161621491,8911342572947, 631575190761529,51412581787714291, 4758212302957048419,496284340990942471471, 57890406722543923973985,7501581827512345854197039, 1073456867163970189613750995] |