login

A285990 as a simple table

na(n)
01
1-2
2-14
3-24
478
5536
61236
7-308
8-12322
9-45218
10-73680
1176144
12872868
132833904
144612952
15-2467592
16-42205746
17-147191388
18-285572658
19-127256088
201376616024
216138841704
2214949184532
2319201535108
24-18287313476
25-186761626394
26-604980766280

[1,-2,-14,-24,78,536,1236,-308,-12322,-45218,
 -73680,76144,872868,2833904,4612952,-2467592,
 -42205746,-147191388,-285572658,-127256088,
 1376616024,6138841704,14949184532,19201535108,
 -18287313476,-186761626394,-604980766280]