n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 16 |
4 | 199 |
5 | 1756 |
6 | 13231 |
7 | 91876 |
8 | 608959 |
9 | 3922396 |
10 | 24798511 |
11 | 154802836 |
12 | 957674719 |
13 | 5885660236 |
14 | 35993747791 |
15 | 219289723396 |
16 | 1332092132479 |
17 | 8073205753276 |
18 | 48838076777071 |
19 | 295005107805556 |
20 | 1779844007102239 |
21 | 10727852491849516 |
22 | 64609947250462351 |
23 | 388869415622361316 |
[1,1,1,16,199,1756,13231,91876,608959,3922396, 24798511,154802836,957674719,5885660236, 35993747791,219289723396,1332092132479, 8073205753276,48838076777071,295005107805556, 1779844007102239,10727852491849516, 64609947250462351,388869415622361316] |