n | a(n) |
---|---|
1 | 21 |
2 | 119 |
3 | 1109 |
4 | 7833 |
5 | 61755 |
6 | 455509 |
7 | 3437801 |
8 | 25528515 |
9 | 190243099 |
10 | 1412491505 |
11 | 10484413673 |
12 | 77772795145 |
13 | 576515430247 |
14 | 4273815283079 |
15 | 31666450138863 |
16 | 234664439146089 |
17 | 1738444321229885 |
18 | 12880327740810545 |
19 | 95414952005019587 |
[21,119,1109,7833,61755,455509,3437801,25528515, 190243099,1412491505,10484413673,77772795145, 576515430247,4273815283079,31666450138863, 234664439146089,1738444321229885, 12880327740810545,95414952005019587] |