n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 34 |
4 | 262 |
5 | 2562 |
6 | 30278 |
7 | 419234 |
8 | 6651846 |
9 | 118950658 |
10 | 2366492038 |
11 | 51837444642 |
12 | 1239591067526 |
13 | 32130200470274 |
14 | 897265598318022 |
15 | 26856087563449762 |
16 | 857662151219847238 |
17 | 29108533617158451714 |
18 | 1046243865439580921606 |
19 | 39700713164247881457698 |
20 | 1585992592561492290028038 |
[1,2,6,34,262,2562,30278,419234,6651846,118950658, 2366492038,51837444642,1239591067526, 32130200470274,897265598318022,26856087563449762, 857662151219847238,29108533617158451714, 1046243865439580921606,39700713164247881457698, 1585992592561492290028038] |