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A160072 as a simple table

na(n)
01
17
2-289
3-6755
4245761
510853087
6-339364481
7-24385611803
8632237079425
970364353871287
10-1430714718511841
11-247846519114532947
123584471689625294209
131030356783355922692495
14-8537671120722083906881
15-4935411996685280768234507
168738108605264000030245121

[1,7,-289,-6755,245761,10853087,-339364481,
 -24385611803,632237079425,70364353871287,
 -1430714718511841,-247846519114532947,
 3584471689625294209,1030356783355922692495,
 -8537671120722083906881,
 -4935411996685280768234507,
 8738108605264000030245121]