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A039863 as a simple table

na(n)
11
21
31
42
53
64
75
87
99
1013
1116
1222
1328
1436
1547
1660
1776
1897
19121
20155
21192
22240
23296
24369
25457
26562
27686
28840
291024
301254
311517
321835
332211
342671
353218
363863
374614
385513
396579
407857
419329
4211061
4313087
4415497
4518323

[1,1,1,2,3,4,5,7,9,13,16,22,28,36,47,60,76,97,121,
 155,192,240,296,369,457,562,686,840,1024,1254,
 1517,1835,2211,2671,3218,3863,4614,5513,6579,7857,
 9329,11061,13087,15497,18323]