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A177942 as a simple table

na(n)
13
23
37
413
55
63
75
83
937
107
1179
127
13163
145
153
165
173
1811
193
20349
2117
223
235
243
255
263
2717
283
295
303
315
323
33757
3417
353
365
373
3823
393
405
413
421567
4313
445
453
465
473
487
493163
505
513
525
533
5417
553
565
573
585
593
6023
613
625
633
6437
657
6617
673
687
6923
703
7113
727
735
743
755
763
777
7811
793
805
813
825
833
846547
857
8613099
877
8873

[3,3,7,13,5,3,5,3,37,7,79,7,163,5,3,5,3,11,3,349,
 17,3,5,3,5,3,17,3,5,3,5,3,757,17,3,5,3,23,3,5,3,
 1567,13,5,3,5,3,7,3163,5,3,5,3,17,3,5,3,5,3,23,3,
 5,3,37,7,17,3,7,23,3,13,7,5,3,5,3,7,11,3,5,3,5,3,
 6547,7,13099,7,73]