n | a(n) |
---|---|
1 | 8 |
2 | 61 |
3 | 409 |
4 | 2837 |
5 | 19776 |
6 | 137459 |
7 | 955680 |
8 | 6645662 |
9 | 46211001 |
10 | 321328965 |
11 | 2234376733 |
12 | 15536845232 |
13 | 108036163039 |
14 | 751234447860 |
15 | 5223743482218 |
16 | 36323541679065 |
17 | 252577425569649 |
18 | 1756308801126965 |
19 | 12212574412144160 |
20 | 84920700547463563 |
[8,61,409,2837,19776,137459,955680,6645662, 46211001,321328965,2234376733,15536845232, 108036163039,751234447860,5223743482218, 36323541679065,252577425569649,1756308801126965, 12212574412144160,84920700547463563] |