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A272576 as a simple table

na(n)
00
11
22
33
44
55
66
77
810
911
1012
1113
1214
1315
1416
1517
1620
1721
1822
1923
2024
2125
2226
2327
2430
2531
2632
2733
2834
2935
3036
3137
3240
3341
3442
3543
3644
3745
3846
3947
4050
4151
4252
4353
4454
4555
4656
4757
4860
4961
5062
5163
5264
5365
5466
5567
5670
5771
5872
5973
6074
6175
6276
6377
6480
6581
6682
6783
6884
6985
7086
7187
7290

[0,1,2,3,4,5,6,7,10,11,12,13,14,15,16,17,20,21,22,
 23,24,25,26,27,30,31,32,33,34,35,36,37,40,41,42,
 43,44,45,46,47,50,51,52,53,54,55,56,57,60,61,62,
 63,64,65,66,67,70,71,72,73,74,75,76,77,80,81,82,
 83,84,85,86,87,90]