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A100348 as a simple table

na(n)
16
27
39
411
515
621
723
827
933
1035
1145
1247
1357
1463
1575
1677
1783
1887
19105
20117
21143
22153
23167
24195
25215
26227
27243
28245
29255
30287
31297
32413
33437
34447
35483
36495
37507
38525
39573
40635
41657
42677
43755
44825
451113
461133
471295
481487
491515
501547
511617
521623
532015
542043
552397

[6,7,9,11,15,21,23,27,33,35,45,47,57,63,75,77,83,
 87,105,117,143,153,167,195,215,227,243,245,255,
 287,297,413,437,447,483,495,507,525,573,635,657,
 677,755,825,1113,1133,1295,1487,1515,1547,1617,
 1623,2015,2043,2397]