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A028620 as a simple table

na(n)
01
10
28
30
424
50
632
716
824
996
1048
11208
1296
13224
14160
15288
16408
17512
18680
19496
20912
21736
221344
231280
241248
251376
261464
272208
282816
292528
302112
312448
323224
333520
343408
353904
364536
375312
383904
396272
406928

[1,0,8,0,24,0,32,16,24,96,48,208,96,224,160,288,
 408,512,680,496,912,736,1344,1280,1248,1376,1464,
 2208,2816,2528,2112,2448,3224,3520,3408,3904,4536,
 5312,3904,6272,6928]