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A006306 as a simple table

na(n)
01
1-1
21
32
4-1
5-4
61
75
8-2
9-5
104
117
12-4
13-11
143
1513
16-6
17-14
189
1918
20-7
21-24
228
2329
24-14
25-32
2617
2738
28-18
29-50
3020
3158
32-25
33-63
3433
3577
36-35
37-94
3836
39108
40-48
41-122
4260
43141
44-63
45-170
4670
47195
48-87
49-215
50101
51250
52-110
53-294
54124
55333
56-146
57-371
58173
59424
60-190
61-492
62206
63554
64-245
65-617
66283

[1,-1,1,2,-1,-4,1,5,-2,-5,4,7,-4,-11,3,13,-6,-14,
 9,18,-7,-24,8,29,-14,-32,17,38,-18,-50,20,58,-25,
 -63,33,77,-35,-94,36,108,-48,-122,60,141,-63,-170,
 70,195,-87,-215,101,250,-110,-294,124,333,-146,
 -371,173,424,-190,-492,206,554,-245,-617,283]