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A086781 as a simple table

na(n)
01
12
24
36
47
512
614
718
825
932
1036
1142
1253
1368
1464
1584
1697
17108
18126
19146
20161
21170
22192
23208
24229
25246
26274
27300
28333
29348
30372
31400
32427
33468
34492
35526
36561
37602
38626
39644
40691
41736
42772
43826
44869
45902
46930
47974
481017
491062
501120
511184
521223
531262
541314
551374
561419
571468
581518
591586
601663
611718
621778
631834
641899
651954
662018

[1,2,4,6,7,12,14,18,25,32,36,42,53,68,64,84,97,
 108,126,146,161,170,192,208,229,246,274,300,333,
 348,372,400,427,468,492,526,561,602,626,644,691,
 736,772,826,869,902,930,974,1017,1062,1120,1184,
 1223,1262,1314,1374,1419,1468,1518,1586,1663,1718,
 1778,1834,1899,1954,2018]