n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 21 |
3 | 217 |
4 | 2895 |
5 | 46479 |
6 | 857670 |
7 | 17619348 |
8 | 394066449 |
9 | 9445681950 |
10 | 239946999264 |
11 | 6407385578778 |
12 | 178774882463450 |
13 | 5188026867995184 |
14 | 156036783823130184 |
15 | 4850255971984578744 |
16 | 155467140310522090338 |
[1,3,21,217,2895,46479,857670,17619348,394066449, 9445681950,239946999264,6407385578778, 178774882463450,5188026867995184, 156036783823130184,4850255971984578744, 155467140310522090338] |