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A081001 as a simple table

na(n)
15
27
39
411
513
617
719
822
923
1025
1126
1229
1331
1433
1534
1635
1737
1838
1939
2041
2143
2246
2347
2449
2551
2653
2755
2857
2958
3059
3161
3262
3365
3467
3569
3671
3773
3874
3977
4079
4181
4282
4383
4485
4586
4687
4789
4891
4992
5093
5194
5295
5397
54101
55103
56106
57107
58109
59111
60113
61115
62116
63118
64119

[5,7,9,11,13,17,19,22,23,25,26,29,31,33,34,35,37,
 38,39,41,43,46,47,49,51,53,55,57,58,59,61,62,65,
 67,69,71,73,74,77,79,81,82,83,85,86,87,89,91,92,
 93,94,95,97,101,103,106,107,109,111,113,115,116,
 118,119]