n | a(n) |
---|---|
1 | 4 |
2 | 28 |
3 | 192 |
4 | 956 |
5 | 5494 |
6 | 30888 |
7 | 172038 |
8 | 964828 |
9 | 5400158 |
10 | 30225794 |
11 | 169223054 |
12 | 947302656 |
13 | 5303071898 |
14 | 29687164126 |
15 | 166191023656 |
16 | 930351759572 |
17 | 5208189255764 |
18 | 29155886563482 |
19 | 163217149535782 |
20 | 913703559802622 |
[4,28,192,956,5494,30888,172038,964828,5400158, 30225794,169223054,947302656,5303071898, 29687164126,166191023656,930351759572, 5208189255764,29155886563482,163217149535782, 913703559802622] |