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A226084 as a simple table

na(n)
10
20
31
42
55
67
712
816
921
1029
1135
1243
1351
1466
1568
1688
1792
18117
19117
20145
21146
22185
23176
24223
25207
26267
27254
28310
29287
30368
31330
32416
33392
34476
35418
36555
37477
38603
39560
40669
41590
42770
43651
44829
45753
46902
47782
481039
49846
501071

[0,0,1,2,5,7,12,16,21,29,35,43,51,66,68,88,92,117,
 117,145,146,185,176,223,207,267,254,310,287,368,
 330,416,392,476,418,555,477,603,560,669,590,770,
 651,829,753,902,782,1039,846,1071]