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A355157 as a simple table

na(n)
01
1-1
2-1
3-3
481
55815
6367791
726531589
82231306849
9213451322031
1021883750567455
112048495154903373
1238238322254619953
13-84508521173113956633
14-48971496478118456699569
15-23204642085706390327411755
16-10849535606183313563987736639
17-5259600981361065001871911307681
18-2687430634156750207499977165012161

[1,-1,-1,-3,81,5815,367791,26531589,2231306849,
 213451322031,21883750567455,2048495154903373,
 38238322254619953,-84508521173113956633,
 -48971496478118456699569,
 -23204642085706390327411755,
 -10849535606183313563987736639,
 -5259600981361065001871911307681,
 -2687430634156750207499977165012161]