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A092693 as a simple table

na(n)
10
21
33
43
57
63
79
87
99
107
1117
127
1319
149
1515
1615
1731
189
1927
2015
2119
2217
2339
2415
2535
2619
2727
2819
2947
3015
3145
3231
3335
3431
3539
3619
3755
3827
3939
4031
4171
4219
4361
4435
4539
4639
4785
4831
4961
5035
5163
5239
5391
5427
5571
5639
5755
5847
59105
6031
6191
6245
6355
6463
6579
6635
67101
6863
6979
7039
71109
7239
73111

[0,1,3,3,7,3,9,7,9,7,17,7,19,9,15,15,31,9,27,15,
 19,17,39,15,35,19,27,19,47,15,45,31,35,31,39,19,
 55,27,39,31,71,19,61,35,39,39,85,31,61,35,63,39,
 91,27,71,39,55,47,105,31,91,45,55,63,79,35,101,63,
 79,39,109,39,111]