n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 44 |
5 | 186 |
6 | 813 |
7 | 3640 |
8 | 16590 |
9 | 76663 |
10 | 358195 |
11 | 1688784 |
12 | 8022273 |
13 | 38351973 |
14 | 184353219 |
15 | 890371070 |
16 | 4318095442 |
17 | 21018564402 |
18 | 102642526470 |
19 | 502709028125 |
20 | 2468566918644 |
21 | 12150769362815 |
22 | 59937663454017 |
[1,3,11,44,186,813,3640,16590,76663,358195, 1688784,8022273,38351973,184353219,890371070, 4318095442,21018564402,102642526470,502709028125, 2468566918644,12150769362815,59937663454017] |