n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 28 |
4 | 199 |
5 | 1945 |
6 | 24284 |
7 | 369007 |
8 | 6606841 |
9 | 136189033 |
10 | 3176299055 |
11 | 82687352399 |
12 | 2376681846391 |
13 | 74755785129007 |
14 | 2554042404290937 |
15 | 94185081322401217 |
16 | 3728691027764891142 |
17 | 157729043279607820306 |
18 | 7100056927514281702122 |
19 | 338867203461763515919479 |
[1,2,6,28,199,1945,24284,369007,6606841,136189033, 3176299055,82687352399,2376681846391, 74755785129007,2554042404290937,94185081322401217, 3728691027764891142,157729043279607820306, 7100056927514281702122,338867203461763515919479] |