n | a(n) |
---|---|
1 | 2 |
2 | 30 |
3 | 277 |
4 | 2347 |
5 | 19532 |
6 | 164619 |
7 | 1387896 |
8 | 11697909 |
9 | 98591087 |
10 | 830954473 |
11 | 7003554684 |
12 | 59028229212 |
13 | 497509382092 |
14 | 4193173792143 |
15 | 35341458756838 |
16 | 297869535158874 |
17 | 2510543242339775 |
18 | 21159691214336637 |
19 | 178340896550028412 |
[2,30,277,2347,19532,164619,1387896,11697909, 98591087,830954473,7003554684,59028229212, 497509382092,4193173792143,35341458756838, 297869535158874,2510543242339775, 21159691214336637,178340896550028412] |