n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 19 |
4 | 191 |
5 | 2731 |
6 | 52063 |
7 | 1264747 |
8 | 37912143 |
9 | 1368247627 |
10 | 58312623743 |
11 | 2889264152875 |
12 | 164299982895535 |
13 | 10607439707069323 |
14 | 770371122097072863 |
15 | 62438253016068932203 |
16 | 5608567981763102915087 |
17 | 554952834214350689736139 |
18 | 60161153106358242206145343 |
[1,1,3,19,191,2731,52063,1264747,37912143, 1368247627,58312623743,2889264152875, 164299982895535,10607439707069323, 770371122097072863,62438253016068932203, 5608567981763102915087,554952834214350689736139, 60161153106358242206145343] |