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A308685 as a simple table

na(n)
01
17
219
337
461
591
6127
7187
8241
9301
10367
11439
12517
13613
14721
15823
16931
171045
181165
191303
201459
211615
221765
231921
242083
252263
262455
272653
282857
293055
303259
313481
323697
333949
344195
354447
364693
374957
385239
395527
405815
416109
426409
436715
447015
457333
467681

[1,7,19,37,61,91,127,187,241,301,367,439,517,613,
 721,823,931,1045,1165,1303,1459,1615,1765,1921,
 2083,2263,2455,2653,2857,3055,3259,3481,3697,3949,
 4195,4447,4693,4957,5239,5527,5815,6109,6409,6715,
 7015,7333,7681]