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A282720 as a simple table

na(n)
00
11
23
36
49
513
618
723
827
932
1039
1147
1254
1361
1469
1576
1681
1787
1896
19107
20117
21128
22141
23153
24162
25171
26183
27196
28207
29217
30228
31237
32243
33250
34261
35275
36288
37303
38321
39338
40351
41365
42384
43405
44423
45440
46459
47475
48486
49497
50513
51532
52549
53567

[0,1,3,6,9,13,18,23,27,32,39,47,54,61,69,76,81,87,
 96,107,117,128,141,153,162,171,183,196,207,217,
 228,237,243,250,261,275,288,303,321,338,351,365,
 384,405,423,440,459,475,486,497,513,532,549,567]