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A129766 as a simple table

na(n)
11
21
35
41
55
67
711
81
94
105
117
128
1311
141
155
167
179
1811
1913
2017
211
227
2311
2413
2517
2619
2723
2829

[1,1,5,1,5,7,11,1,4,5,7,8,11,1,5,7,9,11,13,17,1,7,
 11,13,17,19,23,29]