login

A168228 as a simple table

na(n)
01
11
2-1
31
4-1
51
61
71
8-1
9-1
101
111
120
131
141
151
16-5
1710
18-10
195
20-1
211
22-5
23-4
2425
25-4
26-5
271
281
2915
3064
3150
32-50
33-64
34-15
35-1
361
3715
3865
3966
4030
4166
4265
4315
441
451
46-55
47455
48-671
491410
50-1410
51671
52-455
5355
54-1
551
56-55
571815
58-4730
5911495
60-7251
6111495
62-4730
631815
64-55

[1,1,-1,1,-1,1,1,1,-1,-1,1,1,0,1,1,1,-5,10,-10,5,
 -1,1,-5,-4,25,-4,-5,1,1,15,64,50,-50,-64,-15,-1,1,
 15,65,66,30,66,65,15,1,1,-55,455,-671,1410,-1410,
 671,-455,55,-1,1,-55,1815,-4730,11495,-7251,11495,
 -4730,1815,-55]