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A256598 as a simple table

na(n)
01
13
25
31
45
51
67
711
817
913
105
111
129
137
1411
1517
1613
175
181
1911
2017
2113
225
231
2413
255
261
2715
2823
2935
3053
315
321
3317
3413
355
361
3719
3829
3911
4017
4113
425
431
4421
451
4623
4735
4853
495
501
5125
5219
5329
5411
5517
5613
575
581
5927
6041
6131
6247
6371
64107
65161
66121
6791
68137
69103
70155

[1,3,5,1,5,1,7,11,17,13,5,1,9,7,11,17,13,5,1,11,
 17,13,5,1,13,5,1,15,23,35,53,5,1,17,13,5,1,19,29,
 11,17,13,5,1,21,1,23,35,53,5,1,25,19,29,11,17,13,
 5,1,27,41,31,47,71,107,161,121,91,137,103,155]