n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 46 |
4 | 361 |
5 | 2841 |
6 | 22366 |
7 | 176086 |
8 | 1386321 |
9 | 10914481 |
10 | 85929526 |
11 | 676521726 |
12 | 5326244281 |
13 | 41933432521 |
14 | 330141215886 |
15 | 2599196294566 |
16 | 20463429140641 |
17 | 161108236830561 |
18 | 1268402465503846 |
19 | 9986111487200206 |
20 | 78620489432097801 |
21 | 618977803969582201 |
22 | 4873201942324559806 |
[1,6,46,361,2841,22366,176086,1386321,10914481, 85929526,676521726,5326244281,41933432521, 330141215886,2599196294566,20463429140641, 161108236830561,1268402465503846,9986111487200206, 78620489432097801,618977803969582201, 4873201942324559806] |