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A257256 as a simple table

na(n)
11
22
312
418
532
640
764
884
9108
10124
11138
12170
13206
14214
15274
16296
17318
18338
19348
20378
21426
22454
23498
24532
25564
26600
27662
28678
29710
30736
31766
32836
33874
34920
35944
36954
371078
381104
391120
401170
411202
421254
431296
441332
451378
461416
471434
481466
491592
501612
511660
521696
531778
541786
551820
561888
571932
581952
592058

[1,2,12,18,32,40,64,84,108,124,138,170,206,214,
 274,296,318,338,348,378,426,454,498,532,564,600,
 662,678,710,736,766,836,874,920,944,954,1078,1104,
 1120,1170,1202,1254,1296,1332,1378,1416,1434,1466,
 1592,1612,1660,1696,1778,1786,1820,1888,1932,1952,
 2058]