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A301750 as a simple table

na(n)
11
21
32
43
55
68
712
818
929
1042
1161
1286
13127
14181
15257
16352
17489
18668
19935
201270
211730
222312
233101
244112
255533
267345
279742
2812785
2916793
3021821
3128452
3236908
3348108
3462198
3580337
36103081
37132372
38168805
39215247
40273678

[1,1,2,3,5,8,12,18,29,42,61,86,127,181,257,352,
 489,668,935,1270,1730,2312,3101,4112,5533,7345,
 9742,12785,16793,21821,28452,36908,48108,62198,
 80337,103081,132372,168805,215247,273678]