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A031312 as a simple table

na(n)
11
23
35
47
59
61
71
81
93
101
115
121
137
141
159
162
171
182
193
202
215
222
237
242
259
263
271
283
293
303
315
323
337
343
359
364
371
384
393
404
415
424
437
444
459
465
471
485
493
505
515
525
537
545
559
566
571
586
593
606
615
626
637
646
659
667
671
687
693
707
715
727
737
747
759
768
771
788
793
808
815
828
837
848
859
869
871
889
893
909
915
929
937
949
959
961
970
981
991
1000
1013
1021
1030
1045
1051

[1,3,5,7,9,1,1,1,3,1,5,1,7,1,9,2,1,2,3,2,5,2,7,2,
 9,3,1,3,3,3,5,3,7,3,9,4,1,4,3,4,5,4,7,4,9,5,1,5,3,
 5,5,5,7,5,9,6,1,6,3,6,5,6,7,6,9,7,1,7,3,7,5,7,7,7,
 9,8,1,8,3,8,5,8,7,8,9,9,1,9,3,9,5,9,7,9,9,1,0,1,1,
 0,3,1,0,5,1]