n | a(n) |
---|---|
2 | 1 |
3 | 1 |
4 | 5 |
5 | 13 |
6 | 73 |
7 | 301 |
8 | 2069 |
9 | 11581 |
10 | 95401 |
11 | 673261 |
12 | 6487445 |
13 | 55213453 |
14 | 610093513 |
15 | 6077248381 |
16 | 75796724309 |
17 | 864806272861 |
18 | 12020754177001 |
19 | 154546274524621 |
20 | 2369364111428885 |
21 | 33888536448984493 |
22 | 568128719132038153 |
23 | 8947078682269788061 |
[1,1,5,13,73,301,2069,11581,95401,673261,6487445, 55213453,610093513,6077248381,75796724309, 864806272861,12020754177001,154546274524621, 2369364111428885,33888536448984493, 568128719132038153,8947078682269788061] |