n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 17 |
5 | 83 |
6 | 557 |
7 | 4715 |
8 | 47357 |
9 | 545963 |
10 | 7087517 |
11 | 102248075 |
12 | 1622633597 |
13 | 28091569643 |
14 | 526858352477 |
15 | 10641342978635 |
16 | 230283190994237 |
17 | 5315654682014123 |
18 | 130370767029201437 |
19 | 3385534663256976395 |
[1,1,2,5,17,83,557,4715,47357,545963,7087517, 102248075,1622633597,28091569643,526858352477, 10641342978635,230283190994237,5315654682014123, 130370767029201437,3385534663256976395] |