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A336301 as a simple table

na(n)
10
2-1
3-3
41
5-5
6-7
72
83
9-9
105
117
12-11
134
14-13
159
16-15
176
188
1911
20-17
2110
2213
23-19
2415
2517
26-21
27-23
28-25
2912
3014
31-27
32-29
3319
34-31
3516
3618
3721
38-33
39-35
4020
4123
42-37
4325
4422
45-39
4624
4726
4828
49-41
50-43
51-45
52-47
5327
5429
55-49
56-2
57-51
58-53
5931
60-55
61-57
6230
6332
6433
65-59
66-61
6734
6835
69-63
70-65
7137
7239
73-67
7436
75-69
76-71
7738
78-73
7941
80-75
8140

[0,-1,-3,1,-5,-7,2,3,-9,5,7,-11,4,-13,9,-15,6,8,
 11,-17,10,13,-19,15,17,-21,-23,-25,12,14,-27,-29,
 19,-31,16,18,21,-33,-35,20,23,-37,25,22,-39,24,26,
 28,-41,-43,-45,-47,27,29,-49,-2,-51,-53,31,-55,
 -57,30,32,33,-59,-61,34,35,-63,-65,37,39,-67,36,
 -69,-71,38,-73,41,-75,40]