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A153401 as a simple table

na(n)
41
53
63
73
81
93
103
113
121
133
143
153
161
173
183
193
207
213
229
231
241
255
263
277
289
293
307
311
321
3319
343
350
365
377
383
393
405

[1,3,3,3,1,3,3,3,1,3,3,3,1,3,3,3,7,3,9,1,1,5,3,7,
 9,3,7,1,1,19,3,0,5,7,3,3,5]