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A194907 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
2727
2828
2936
3029
3130
3231
3332
3433
3534
3635
3744
3837
3945
4038
4139
4240
4341
4442
4543
4653
4746
4854
4947
5055
5148
5249
5350
5451
5552
5663
5756
5864
5957
6065
6158
6266
6359
6460
6561
6662
6774
6867
6975

[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
 20,21,22,23,24,25,26,27,28,36,29,30,31,32,33,34,
 35,44,37,45,38,39,40,41,42,43,53,46,54,47,55,48,
 49,50,51,52,63,56,64,57,65,58,66,59,60,61,62,74,
 67,75]