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A175366 as a simple table

na(n)
01
17
219
327
427
527
627
727
833
957
1081
1181
1281
1381
1481
1581
1693
17117
18117
19117
20117
21117
22117
23117
24125
25125
26125
27131
28155
29179
30179
31179
32179
33179
34179
35203
36251
37251
38251
39251
40251
41251
42251
43275
44275
45275
46275
47275
48275
49275
50275
51275
52275
53275
54287
55311

[1,7,19,27,27,27,27,27,33,57,81,81,81,81,81,81,93,
 117,117,117,117,117,117,117,125,125,125,131,155,
 179,179,179,179,179,179,203,251,251,251,251,251,
 251,251,275,275,275,275,275,275,275,275,275,275,
 275,287,311]