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A252957 as a simple table

na(n)
1603
2249
3369
4674
51242
62201
74275
88202
915026
1029799
1158371
12108338
13217140
14428327
15803859
161614920
173205212
186055415
1912197421
2024269712
2146190180
2293054741
23185677773
24355292744
25716230710
261430822693
272753038317
285547393902

[603,249,369,674,1242,2201,4275,8202,15026,29799,
 58371,108338,217140,428327,803859,1614920,3205212,
 6055415,12197421,24269712,46190180,93054741,
 185677773,355292744,716230710,1430822693,
 2753038317,5547393902]