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A270689 as a simple table

na(n)
01
15
25
333
413
593
625
7161
853
9285
1065
11417
1293
13589
14109
15729
16161
171029
18117
191305
2069
211681
22161
231833
24305
252153
26317
272453
28393
292885
30389
313137
32513
333697
34401
354329
36357
374817
38537
395253
40581
415833
42697
436377
44693
457005
46841
477405
48925
498373
50713

[1,5,5,33,13,93,25,161,53,285,65,417,93,589,109,
 729,161,1029,117,1305,69,1681,161,1833,305,2153,
 317,2453,393,2885,389,3137,513,3697,401,4329,357,
 4817,537,5253,581,5833,697,6377,693,7005,841,7405,
 925,8373,713]