n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 7 |
4 | 13 |
5 | 151 |
6 | 421 |
7 | 6847 |
8 | 25453 |
9 | 532231 |
10 | 2473141 |
11 | 63206287 |
12 | 352444093 |
13 | 10645162711 |
14 | 69251478661 |
15 | 2413453999327 |
16 | 17943523153933 |
17 | 708721089607591 |
18 | 5927841361456981 |
19 | 261679010699505967 |
20 | 2431910546406522973 |
21 | 118654880542567722871 |
22 | 1212989379862721528101 |
[0,1,1,7,13,151,421,6847,25453,532231,2473141, 63206287,352444093,10645162711,69251478661, 2413453999327,17943523153933,708721089607591, 5927841361456981,261679010699505967, 2431910546406522973,118654880542567722871, 1212989379862721528101] |