n | a(n) |
---|---|
0 | 1 |
1 | 31 |
2 | 259 |
3 | 2211 |
4 | 19019 |
5 | 164343 |
6 | 1424235 |
7 | 12368115 |
8 | 107567215 |
9 | 936593437 |
10 | 8162112673 |
11 | 71178552195 |
12 | 621048996119 |
13 | 5421039243545 |
14 | 47334756754423 |
15 | 413416811445643 |
16 | 3611458265770503 |
17 | 31553302705135081 |
18 | 275714829055325817 |
[1,31,259,2211,19019,164343,1424235,12368115, 107567215,936593437,8162112673,71178552195, 621048996119,5421039243545,47334756754423, 413416811445643,3611458265770503, 31553302705135081,275714829055325817] |