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A239413 as a simple table

na(n)
14
212
316
442
5102
6124
7132
8144
9184
10232
11274
12288
13306
14316
15336
16352
17406
18438
19478
20582
21606
22622
23706
24742
25754
26762
27814
28832
29916
30922
31964
32984
33996
341026
351044
361072
371086
381096
391156
401174
411204
421258
431272
441366
451408
461416
471428
481432
491456

[4,12,16,42,102,124,132,144,184,232,274,288,306,
 316,336,352,406,438,478,582,606,622,706,742,754,
 762,814,832,916,922,964,984,996,1026,1044,1072,
 1086,1096,1156,1174,1204,1258,1272,1366,1408,1416,
 1428,1432,1456]