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A352073 as a simple table

na(n)
01
11
21
317
41
51889
6-12415
7631665
8-11224575
9461864385
10-13754112255
11596055636945
12-24148300842495
131181210529292065
14-59009709972278655
153297137505670374705
16-193318225258785780735
1712263541239089421903745
18-820804950905249837195775

[1,1,1,17,1,1889,-12415,631665,-11224575,
 461864385,-13754112255,596055636945,
 -24148300842495,1181210529292065,
 -59009709972278655,3297137505670374705,
 -193318225258785780735,12263541239089421903745,
 -820804950905249837195775]