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A072219 as a simple table

na(n)
11
21
33
41
53
63
73
81
93
103
115
123
133
143
153
161
173
183
195
203
215
225
235
243
253
263
275
283
293
303
313
321
333
343
355
363
375
385
395
403
415
425
437
445
455
465
475
483
493
503
515
523
535
545
555
563
573
583
595
603
613
623
633
641
653
663
675
683
695
705
715
723
735
745
757
765
775
785
795
803
815
825
837
845
857
867
877
885
895
905
917
925
935
945
955
963
973
983
995
1003
1015
1025
1035
1043
1055

[1,1,3,1,3,3,3,1,3,3,5,3,3,3,3,1,3,3,5,3,5,5,5,3,
 3,3,5,3,3,3,3,1,3,3,5,3,5,5,5,3,5,5,7,5,5,5,5,3,3,
 3,5,3,5,5,5,3,3,3,5,3,3,3,3,1,3,3,5,3,5,5,5,3,5,5,
 7,5,5,5,5,3,5,5,7,5,7,7,7,5,5,5,7,5,5,5,5,3,3,3,5,
 3,5,5,5,3,5]