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A345944 as a simple table

na(n)
11
22
33
44
55
67
79
811
913
1016
1117
1219
1323
1425
1527
1629
1731
1832
1937
2041
2143
2247
2349
2453
2559
2661
2767
2871
2973
3079
3183
3289
3397
34101
35103
36107
37109
38113
39121
40125
41127
42131
43137
44139
45149
46151
47157
48163
49167
50169
51173
52179
53181
54191
55193
56197
57199
58211
59223
60227
61229
62233
63239
64241
65243
66251
67256
68257
69263
70269
71271
72277
73281

[1,2,3,4,5,7,9,11,13,16,17,19,23,25,27,29,31,32,
 37,41,43,47,49,53,59,61,67,71,73,79,83,89,97,101,
 103,107,109,113,121,125,127,131,137,139,149,151,
 157,163,167,169,173,179,181,191,193,197,199,211,
 223,227,229,233,239,241,243,251,256,257,263,269,
 271,277,281]