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A293528 as a simple table

na(n)
01
11
23
313
497
5741
67291
781313
81027713
914231017
10220911571
113730744821
1268096325793
131339705629133
1428225576881867
15634123159354441
1615127595174135041
17381586517104288593
1810147599723510322723
19283846981316172613597
208324822922497497733601

[1,1,3,13,97,741,7291,81313,1027713,14231017,
 220911571,3730744821,68096325793,1339705629133,
 28225576881867,634123159354441,15127595174135041,
 381586517104288593,10147599723510322723,
 283846981316172613597,8324822922497497733601]