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A276970 as a simple table

na(n)
11
23
35
49
517
621
727
845
963
1099
11105
12117
13153
14171
15189
16207
17261
18273
19279
20333
21369
22387
23423
24429
25477
26513
27531
28549
29585
30603
31639
32657
33711
34747
35801
36873
37909
38927
39945
40963
41981
421017
431143
441179
451197
461209
471233
481251
491341
501359
511365
521413
531467
541503
551557
561611
571629
581665
591719
601737

[1,3,5,9,17,21,27,45,63,99,105,117,153,171,189,
 207,261,273,279,333,369,387,423,429,477,513,531,
 549,585,603,639,657,711,747,801,873,909,927,945,
 963,981,1017,1143,1179,1197,1209,1233,1251,1341,
 1359,1365,1413,1467,1503,1557,1611,1629,1665,1719,
 1737]