n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 17 |
5 | 79 |
6 | 554 |
7 | 5283 |
8 | 65346 |
9 | 966156 |
10 | 16411700 |
11 | 312700297 |
12 | 6589356711 |
13 | 152041845075 |
14 | 3811786161002 |
15 | 103171594789775 |
16 | 2998419746654530 |
17 | 93127358763431113 |
18 | 3078376375601255821 |
19 | 107905191542909828013 |
20 | 3997887336845307589431 |
[1,1,2,5,17,79,554,5283,65346,966156,16411700, 312700297,6589356711,152041845075,3811786161002, 103171594789775,2998419746654530, 93127358763431113,3078376375601255821, 107905191542909828013,3997887336845307589431] |