n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 47 |
5 | 238 |
6 | 1431 |
7 | 10023 |
8 | 80185 |
9 | 721673 |
10 | 7216730 |
11 | 79384035 |
12 | 952608429 |
13 | 12383909588 |
14 | 173374734243 |
15 | 2600621013653 |
16 | 41609936218463 |
17 | 707368915713872 |
18 | 12732640482849703 |
19 | 241920169174144365 |
20 | 4838403383482887303 |
[1,3,11,47,238,1431,10023,80185,721673,7216730, 79384035,952608429,12383909588,173374734243, 2600621013653,41609936218463,707368915713872, 12732640482849703,241920169174144365, 4838403383482887303] |