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A073906 as a simple table

na(n)
11
21
33
44
56
67
711
816
923
1030
1140
1258
1369
1495
15119
16151
17184
18240
19297
20361
21452
22554
23663
24817
25980
261177
271402
281665
291995
302346
312774
323259
333837
344466
355222
366057
377061
388159
399450
4010917
4112533
4214408
4316570
4418958
4521623
4624681
4728123
4832000
4936232

[1,1,3,4,6,7,11,16,23,30,40,58,69,95,119,151,184,
 240,297,361,452,554,663,817,980,1177,1402,1665,
 1995,2346,2774,3259,3837,4466,5222,6057,7061,8159,
 9450,10917,12533,14408,16570,18958,21623,24681,
 28123,32000,36232]