n | a(n) |
---|---|
1 | 0 |
2 | 8 |
3 | 14 |
4 | 207 |
5 | 1874 |
6 | 20205 |
7 | 205020 |
8 | 2141384 |
9 | 22238670 |
10 | 232041425 |
11 | 2420128480 |
12 | 25258683242 |
13 | 263607333975 |
14 | 2751296309311 |
15 | 28715052573470 |
16 | 299699771800630 |
17 | 3127972672911502 |
18 | 32646796609958085 |
19 | 340736340129916559 |
[0,8,14,207,1874,20205,205020,2141384,22238670, 232041425,2420128480,25258683242,263607333975, 2751296309311,28715052573470,299699771800630, 3127972672911502,32646796609958085, 340736340129916559] |