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A338716 as a simple table

na(n)
111
23
35
47
519
611
713
817
919
10421
1123
12127
1329
1431
15233
1637
17139
1841
1943
2047
21149
22151
2353
24157
2559
2661
27163
2867
29269
3071
3173
32277
3379
34181
3583
36487
3789
38191
39193
4097
41199
42101
43103
44107
45109
462111
47113
481117
493119
503121
511123
52127
531129
54131
554133
56137
57139
582141
592143
605147
61149
62151
631153
64157

[11,3,5,7,19,11,13,17,19,421,23,127,29,31,233,37,
 139,41,43,47,149,151,53,157,59,61,163,67,269,71,
 73,277,79,181,83,487,89,191,193,97,199,101,103,
 107,109,2111,113,1117,3119,3121,1123,127,1129,131,
 4133,137,139,2141,2143,5147,149,151,1153,157]