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A074462 as a simple table

na(n)
12
23
35
47
51
62
74
85
93
106
112
125
133
144
156
164
177
184
197
204
215
228
236
249
258
261
272
283
294
302
314
322
334
345
355
363
375
384
395
404
416
424
434
445
456
467
472
483
494
505
513
525
533
543
555
564
576
584
596
604
615
625
634
642
653
664
673
685
695
706
714
726
736
745
757
765
777
787
792
805
815
823
833
844
856
864
876
886
894
905
916
927
937
945
958
963
975
983
994
1004
1016
1026
1035
1047
1055
1067
1077
1086
1098
1103
1115
1124
1135
1146
1154
1164
1175
1186
1195
1207

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