n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 17 |
4 | 204 |
5 | 1989 |
6 | 21141 |
7 | 220549 |
8 | 2292380 |
9 | 23911889 |
10 | 249253583 |
11 | 2597767946 |
12 | 27078215723 |
13 | 282249897665 |
14 | 2942003150449 |
15 | 30665850885332 |
16 | 319644266438138 |
17 | 3331797339053418 |
18 | 34728844714392948 |
19 | 361994612635214032 |
[0,2,17,204,1989,21141,220549,2292380,23911889, 249253583,2597767946,27078215723,282249897665, 2942003150449,30665850885332,319644266438138, 3331797339053418,34728844714392948, 361994612635214032] |