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A110308 as a simple table

na(n)
00
1-2
211
3-52
4247
5-1182
65664
7-27140
8130037
9-623044
102985181
11-14302860
1268529120
13-328342742
141573184591
15-7537580212
1636114716467
17-173036002122
18829065294144
19-3972290468600
2019032387048857
21-91189644775684
22436915836829561
23-2093389539372120

[0,-2,11,-52,247,-1182,5664,-27140,130037,-623044,
 2985181,-14302860,68529120,-328342742,1573184591,
 -7537580212,36114716467,-173036002122,
 829065294144,-3972290468600,19032387048857,
 -91189644775684,436915836829561,-2093389539372120]