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A270188 as a simple table

na(n)
04
13
216
30
424
5-12
672
7-52
856
9-12
10132
11-136
12108
13-8
14240
15-268
16208
17-84
18324
19-376
20244
21-28
22336
23-300
24356
25-88
26220
27-216
28140
29104
30360
31-348
32492
33-252
34528
35-636
36436
37160
38272
39-364
40472
41-96
42364
43-516
44404
45144
46644
47-784
48660
49320
50-348

[4,3,16,0,24,-12,72,-52,56,-12,132,-136,108,-8,
 240,-268,208,-84,324,-376,244,-28,336,-300,356,
 -88,220,-216,140,104,360,-348,492,-252,528,-636,
 436,160,272,-364,472,-96,364,-516,404,144,644,
 -784,660,320,-348]