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A169953 as a simple table

na(n)
21
31
44
58
615
723
844
964
10117
11173
12262
13374
14571
15791
161188
171644
182355
193205
204552
215980
228283
2310925
2414702
2519338
2626031
2733581
2844690
2957566
3075531
3196531
32125738
33158690
34204953
35258325
36329394
37412054
38523931
39649973
40822434
411018332
421274909

[1,1,4,8,15,23,44,64,117,173,262,374,571,791,1188,
 1644,2355,3205,4552,5980,8283,10925,14702,19338,
 26031,33581,44690,57566,75531,96531,125738,158690,
 204953,258325,329394,412054,523931,649973,822434,
 1018332,1274909]