n | a(n) |
---|---|
1 | 1 |
2 | 73 |
3 | 301 |
4 | 1057 |
5 | 12005 |
6 | 76692 |
7 | 431723 |
8 | 3338387 |
9 | 23694911 |
10 | 160290601 |
11 | 1169727060 |
12 | 8508584171 |
13 | 61149185363 |
14 | 447149103717 |
15 | 3281694474016 |
16 | 24037530274436 |
17 | 176807186467726 |
18 | 1303136084563758 |
19 | 9604835986239513 |
20 | 70874413268008409 |
[1,73,301,1057,12005,76692,431723,3338387, 23694911,160290601,1169727060,8508584171, 61149185363,447149103717,3281694474016, 24037530274436,176807186467726,1303136084563758, 9604835986239513,70874413268008409] |