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A227832 as a simple table

na(n)
11
24
3-1
46
5-3
68
7-5
810
9-7
1012
11-9
1214
13-11
1416
15-13
1618
17-15
1820
19-17
2022
21-19
2224
23-21
2426
25-23
2628
27-25
2830
29-27
3032
31-29
3234
33-31
3436
35-33
3638
37-35
3840
39-37
4042
41-39
4244
43-41
4446
45-43
4648
47-45
4850
49-47
5052
51-49

[1,4,-1,6,-3,8,-5,10,-7,12,-9,14,-11,16,-13,18,
 -15,20,-17,22,-19,24,-21,26,-23,28,-25,30,-27,32,
 -29,34,-31,36,-33,38,-35,40,-37,42,-39,44,-41,46,
 -43,48,-45,50,-47,52,-49]