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A320112 as a simple table

na(n)
11
25
37
455
513
6595
719
81265
9203
102015
1137
1213090
133
14475
15637
1613915
1713
18293335
1919
20509795
213857
225735
2337
24602140
2539
2675
271421
2857475
2913
3028534415
3119
32320045
337511
342015
359139
3612906740
373
38475
39147
40128978135
4113
4227866825
4319
441450955
45535717
465735
4737
4813247080
4957
5030225
51637
529075
5313
5434906865
559139
5630404275
573857
582015
5937

[1,5,7,55,13,595,19,1265,203,2015,37,13090,3,475,
 637,13915,13,293335,19,509795,3857,5735,37,602140,
 39,75,1421,57475,13,28534415,19,320045,7511,2015,
 9139,12906740,3,475,147,128978135,13,27866825,19,
 1450955,535717,5735,37,13247080,57,30225,637,9075,
 13,34906865,9139,30404275,3857,2015,37]