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A273395 as a simple table

na(n)
04
18
28
312
416
512
620
724
812
932
108
1168
1228
1372
14-32
15156
16-4
17100
18-44
19172
20-84
21188
22-100
23204
2460
2576
26-92
27284
28-116
29252
30-108
31308
3276
3352
3492
35220
36-100
37372
38-164
39316
4092
4120
4236
43388
44-196
45476
46-164
47324
48108
49-100
50284
51396
52-284
53596
54-172

[4,8,8,12,16,12,20,24,12,32,8,68,28,72,-32,156,-4,
 100,-44,172,-84,188,-100,204,60,76,-92,284,-116,
 252,-108,308,76,52,92,220,-100,372,-164,316,92,20,
 36,388,-196,476,-164,324,108,-100,284,396,-284,
 596,-172]