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A057939 as a simple table

na(n)
12
22
34
42
53
63
74
83
96
104
115
123
134
143
157
163
174
185
195
204
2110
224
234
244
255
265
2710
283
294
307
315
324
339
346
357
366
375
384
398
405
416
426
436
443
4510
463
475
485
497
507
5110
525
535
546
557
567
579
583
596
606
616
624
6316
644
658
667
673
687
699
707
715
726
735
745
7513
765
779
7810
796
806
8114
826
835
847
859
865
879
887
895
9012
918
924
9310
946
959
967
977
987
9912

[2,2,4,2,3,3,4,3,6,4,5,3,4,3,7,3,4,5,5,4,10,4,4,4,
 5,5,10,3,4,7,5,4,9,6,7,6,5,4,8,5,6,6,6,3,10,3,5,5,
 7,7,10,5,5,6,7,7,9,3,6,6,6,4,16,4,8,7,3,7,9,7,5,6,
 5,5,13,5,9,10,6,6,14,6,5,7,9,5,9,7,5,12,8,4,10,6,
 9,7,7,7,12]