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A209023 as a simple table

na(n)
10
21
31
41
52
61
73
816
916
103
113
12152
13488
14152
153
1616
171721
1826029
1926029
201721
2116
2221
2321083
241745235
257562979
261745235
2721083
2821
2971
30217825
31116464240

[0,1,1,1,2,1,3,16,16,3,3,152,488,152,3,16,1721,
 26029,26029,1721,16,21,21083,1745235,7562979,
 1745235,21083,21,71,217825,116464240]