n | a(n) |
---|---|
1 | 21 |
2 | 35 |
3 | 356 |
4 | 2563 |
5 | 17007 |
6 | 105936 |
7 | 645589 |
8 | 3916436 |
9 | 23461117 |
10 | 137270726 |
11 | 779937711 |
12 | 4302009833 |
13 | 23099872468 |
14 | 121161612337 |
15 | 622526124553 |
16 | 3139050474264 |
17 | 15552260613233 |
18 | 75769994795381 |
19 | 363254825823135 |
20 | 1714827926516862 |
[21,35,356,2563,17007,105936,645589,3916436, 23461117,137270726,779937711,4302009833, 23099872468,121161612337,622526124553, 3139050474264,15552260613233,75769994795381, 363254825823135,1714827926516862] |