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A065620 as a simple table

na(n)
00
11
22
3-1
44
5-3
6-2
73
88
9-7
10-6
117
12-4
135
146
15-5
1616
17-15
18-14
1915
20-12
2113
2214
23-13
24-8
259
2610
27-9
2812
29-11
30-10
3111
3232
33-31
34-30
3531
36-28
3729
3830
39-29
40-24
4125
4226
43-25
4428
45-27
46-26
4727
48-16
4917
5018
51-17
5220
53-19
54-18
5519
5624
57-23
58-22
5923
60-20
6121
6222
63-21
6464
65-63
66-62
6763
68-60
6961
7062
71-61
72-56

[0,1,2,-1,4,-3,-2,3,8,-7,-6,7,-4,5,6,-5,16,-15,
 -14,15,-12,13,14,-13,-8,9,10,-9,12,-11,-10,11,32,
 -31,-30,31,-28,29,30,-29,-24,25,26,-25,28,-27,-26,
 27,-16,17,18,-17,20,-19,-18,19,24,-23,-22,23,-20,
 21,22,-21,64,-63,-62,63,-60,61,62,-61,-56]