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A077316 as a simple table

na(n)
12
23
35
47
513
619
75
813
917
1029
1111
1231
1341
1461
1571
167
1713
1819
1931
2037
2143
2229
2343
2471
25113
26127
27197
28211
2917
3041
3173
3289
3397
34113
35137
36193
3719
3837
3973
40109
41127
42163
43181
44199
45271
4611
4731
4841
4961
5071
51101
52131
53151
54181
55191
5623
5767
5889
59199
60331
61353

[2,3,5,7,13,19,5,13,17,29,11,31,41,61,71,7,13,19,
 31,37,43,29,43,71,113,127,197,211,17,41,73,89,97,
 113,137,193,19,37,73,109,127,163,181,199,271,11,
 31,41,61,71,101,131,151,181,191,23,67,89,199,331,
 353]