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A353914 as a simple table

na(n)
11
2-2
3-1
4-20
5-11
646
7-547
8-29840
9-27351
10232818
11-3258663
12-29911848
13-390445563
144450393260
15-84140635815
16-12153983817984
17-18431412645519
18286688710444842
19-6436900596281679
20-169286474970429624
21-2208721087854287811
2241892263643715799796
23-1149793471388581053219

[1,-2,-1,-20,-11,46,-547,-29840,-27351,232818,
 -3258663,-29911848,-390445563,4450393260,
 -84140635815,-12153983817984,-18431412645519,
 286688710444842,-6436900596281679,
 -169286474970429624,-2208721087854287811,
 41892263643715799796,-1149793471388581053219]