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A098729 as a simple table

na(n)
11
23
35
47
59
611
713
815
917
1019
1112
1212
1314
1415
1516
1618
1718
1821
1920
2024
2122
2227
2324
2430
2526
2633
2728
2836
2930
3039
3133
3232
3335
3435
3537
3638
3739
3841
3941
4044
4143
4247
4345
4450
4547
4653
4749
4856
4951
5059
5154
5252
5356
5455
5558
5658
5760
5861
5962
6064
6164
6267
6366
6470
6568
6673
6770
6876
6972
7079
7175

[1,3,5,7,9,11,13,15,17,19,12,12,14,15,16,18,18,21,
 20,24,22,27,24,30,26,33,28,36,30,39,33,32,35,35,
 37,38,39,41,41,44,43,47,45,50,47,53,49,56,51,59,
 54,52,56,55,58,58,60,61,62,64,64,67,66,70,68,73,
 70,76,72,79,75]