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A070326 as a simple table

na(n)
14
27
37
48
513
64
77
87
919
107
114
129
137
1413
154
1613
1713
187
1913
207
217
229
2319
244
259
268
2737
284
297
307
3113
327
339
3419
3513
367
374
387
398
407
414
4213
4313
447
454
469
4713
487
499
507
517
529
5313
5431
557
567
577
584
597
609
6131
624
637
647
6513
664
6731
6813
697
7013
717
727
7313
7413
7519
767
7713
787
794
8025
817
829
834
847
858
8627
874
887
8919

[4,7,7,8,13,4,7,7,19,7,4,9,7,13,4,13,13,7,13,7,7,
 9,19,4,9,8,37,4,7,7,13,7,9,19,13,7,4,7,8,7,4,13,
 13,7,4,9,13,7,9,7,7,9,13,31,7,7,7,4,7,9,31,4,7,7,
 13,4,31,13,7,13,7,7,13,13,19,7,13,7,4,25,7,9,4,7,
 8,27,4,7,19]