n | a(n) |
---|---|
0 | 1 |
1 | -3 |
2 | 9 |
3 | -21 |
4 | 9 |
5 | 297 |
6 | -2421 |
7 | 12933 |
8 | -52407 |
9 | 145293 |
10 | -35091 |
11 | -2954097 |
12 | 25228971 |
13 | -142080669 |
14 | 602217261 |
15 | -1724917221 |
16 | 283305033 |
17 | 38852066421 |
18 | -337425235479 |
19 | 1938308236731 |
20 | -8364863310291 |
21 | 24286959061533 |
22 | -3011589296289 |
23 | -574023003011199 |
24 | 5028616107443691 |
[1,-3,9,-21,9,297,-2421,12933,-52407,145293, -35091,-2954097,25228971,-142080669,602217261, -1724917221,283305033,38852066421,-337425235479, 1938308236731,-8364863310291,24286959061533, -3011589296289,-574023003011199,5028616107443691] |