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A142973 as a simple table

na(n)
14
26
34
46
55
66
74
86
910
104
1110
126
134
146
159
1610
177
1810
196
205
218
226
239
2411
256
264
276
285
296
3016
316
3210
334
3415
354
3610
3711
386
3911
409
417
4212
435
446
454
4618
4714
486
495
506
518
527
5312
5410
558
569
574
589
596
604
6114
6222
636
645
656
6621
6710
6812
695
706
718
7216
7311
7410
756
7610
7716
786
7910
8012
818
8212
835
848
856
869
8714
886
894
906
9115

[4,6,4,6,5,6,4,6,10,4,10,6,4,6,9,10,7,10,6,5,8,6,
 9,11,6,4,6,5,6,16,6,10,4,15,4,10,11,6,11,9,7,12,5,
 6,4,18,14,6,5,6,8,7,12,10,8,9,4,9,6,4,14,22,6,5,6,
 21,10,12,5,6,8,16,11,10,6,10,16,6,10,12,8,12,5,8,
 6,9,14,6,4,6,15]