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A320192 as a simple table

na(n)
13
26
312
420
527
637
746
859
972
1084
1198
12111
13125
14140
15157
16172
17188
18205
19221
20239
21258
22277
23296
24316
25334
26353
27374
28395
29418
30441
31462
32484
33505
34528
35549
36572
37595
38618
39641
40664
41688
42712
43736
44761
45786
46813
47838
48862
49886
50912
51937
52963
53991

[3,6,12,20,27,37,46,59,72,84,98,111,125,140,157,
 172,188,205,221,239,258,277,296,316,334,353,374,
 395,418,441,462,484,505,528,549,572,595,618,641,
 664,688,712,736,761,786,813,838,862,886,912,937,
 963,991]