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A174516 as a simple table

na(n)
01
17
297
31957
446687
51219243
633715399
7970085119
828740443449
9870830918389
1026860099935529
11840549807424369
1226620996978712269
13851664885506669269
1427482469263443730269
15893460843597349019629
1629235859228655427097639

[1,7,97,1957,46687,1219243,33715399,970085119,
 28740443449,870830918389,26860099935529,
 840549807424369,26620996978712269,
 851664885506669269,27482469263443730269,
 893460843597349019629,29235859228655427097639]