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A196440 as a simple table

na(n)
10
20
33
44
512
611
725
830
938
1049
1163
1263
1388
1499
15113
16130
17150
18161
19187
20198
21224
22247
23273
24285
25322
26345
27371
28400
29432
30455
31493
32522
33554
34589
35627
36651
37700
38735
39773
40808
41858
42893
43943
44984
451028
461075
471125
481161
491222
501269
511319
521372
531428
541475
551537
561590
571646
581705
591767
601802
611888
621947
632009
642074
652142
662201
672275

[0,0,3,4,12,11,25,30,38,49,63,63,88,99,113,130,
 150,161,187,198,224,247,273,285,322,345,371,400,
 432,455,493,522,554,589,627,651,700,735,773,808,
 858,893,943,984,1028,1075,1125,1161,1222,1269,
 1319,1372,1428,1475,1537,1590,1646,1705,1767,1802,
 1888,1947,2009,2074,2142,2201,2275]