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A144466 as a simple table

na(n)
12
23
337
4257
51021
61601
767757
8193873
9331889
10332099
11843181
121278029
131437133
141613153
152160797
162423873
173076313
183506039
194108889
204430753
214656089

[2,3,37,257,1021,1601,67757,193873,331889,332099,
 843181,1278029,1437133,1613153,2160797,2423873,
 3076313,3506039,4108889,4430753,4656089]