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A061773 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1516
1617
1719
1815
1918
2020
2121
2222
2323
2424
2526
2628
2729
2831
2932
3034
3137
3238
3341
3443
3553
3659
3767
3825
3927
4030
4133
4235
4336
4439
4540
4642
4744
4846
4947
5048
5149
5251
5352
5456
5557
5658
5761
5862
5964
6068
6171
6273
6374
6476
6579
6682
6783
6886
6989
70101
71106

[1,2,3,4,5,6,7,8,9,10,11,12,13,14,16,17,19,15,18,
 20,21,22,23,24,26,28,29,31,32,34,37,38,41,43,53,
 59,67,25,27,30,33,35,36,39,40,42,44,46,47,48,49,
 51,52,56,57,58,61,62,64,68,71,73,74,76,79,82,83,
 86,89,101,106]