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A111055 as a simple table

na(n)
15
213
317
429
537
641
761
873
989
1097
11101
12109
13149
14181
15233
16277
17281
18349
19409
20433
21449
22677
23701
24709
25769
26821
27877
28881
291669
302221
313001
323121
333169
343221
353301
363833
374969
384993
396469
406833
416949
427121
437477
447949
459001
469049
479221
489649
499833

[5,13,17,29,37,41,61,73,89,97,101,109,149,181,233,
 277,281,349,409,433,449,677,701,709,769,821,877,
 881,1669,2221,3001,3121,3169,3221,3301,3833,4969,
 4993,6469,6833,6949,7121,7477,7949,9001,9049,9221,
 9649,9833]