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A338520 as a simple table

na(n)
11
26
312
428
530
656
772
8117
9120
10132
11180
12182
13306
14360
15380
16496
17552
18672
19702
20775
21792
22840
23870
24992
251080
261092
271406
281440
291568
301584
311680
321722
331836
341892
352016
362160
372184
382256
392280
402793
412862
423276
433312
443510
453540
463600
473672
483696
493782
503960

[1,6,12,28,30,56,72,117,120,132,180,182,306,360,
 380,496,552,672,702,775,792,840,870,992,1080,1092,
 1406,1440,1568,1584,1680,1722,1836,1892,2016,2160,
 2184,2256,2280,2793,2862,3276,3312,3510,3540,3600,
 3672,3696,3782,3960]