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A038389 as a simple table

na(n)
11
22
33
44
55
66
77
85
95
1010
1111
1212
1313
1414
1515
1610
1717
1810
1919
2020
2121
2222
2323
2415
2513
2626
2715
2828
2929
3030
3131
3217
3333
3434
3535
3620
3737
3838
3939
4025
4141
4242
4343
4444
4525
4646
4747
4830
4925
5026
5151
5252
5353
5430
5555
5635
5757
5858
5959
6060
6161
6262
6335
6434
6565
6666
6767
6868
6969
7070
7171
7237
7373
7474
7539
7676
7777
7878

[1,2,3,4,5,6,7,5,5,10,11,12,13,14,15,10,17,10,19,
 20,21,22,23,15,13,26,15,28,29,30,31,17,33,34,35,
 20,37,38,39,25,41,42,43,44,25,46,47,30,25,26,51,
 52,53,30,55,35,57,58,59,60,61,62,35,34,65,66,67,
 68,69,70,71,37,73,74,39,76,77,78]