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A202857 as a simple table

na(n)
10
20
315
40
57
615
717
80
93
107
1119
1215
1325
1417
1545
160
171
183
1923
207
2127
2219
2341
2415
2529
2625
27107
2817
2937
3045
3185
320
330
341
3531
363
3731
3823
3933
407
4131
4227
4399
4419
4533
4641
4793
4815
4931
5029
51231
5225
5399
54107
55217
5617
5733
5837
59155
6045
6193
6285
63165
640
650
660
6715
681

[0,0,15,0,7,15,17,0,3,7,19,15,25,17,45,0,1,3,23,7,
 27,19,41,15,29,25,107,17,37,45,85,0,0,1,31,3,31,
 23,33,7,31,27,99,19,33,41,93,15,31,29,231,25,99,
 107,217,17,33,37,155,45,93,85,165,0,0,0,15,1]