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A321523 as a simple table

na(n)
12
22
33
43
55
65
77
87
911
1011
1113
1231
1317
1471
1531
1613
1737
1873
1971
2017
2173
2237
2379
2497
2597
2679
27101
28101
29107
30701
31113
32311
33131
34131
35149
36941
37151
38151
39157
40751
41167
42761
43179
44971
45181
46181
47191
48191
49199
50991
51311
52113
53313
54313
55337
56733
57347
58743
59353
60353

[2,2,3,3,5,5,7,7,11,11,13,31,17,71,31,13,37,73,71,
 17,73,37,79,97,97,79,101,101,107,701,113,311,131,
 131,149,941,151,151,157,751,167,761,179,971,181,
 181,191,191,199,991,311,113,313,313,337,733,347,
 743,353,353]