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A154444 as a simple table

na(n)
00
11
22
33
45
54
66
77
810
911
108
119
1212
1313
1414
1515
1620
1721
1822
1923
2017
2116
2218
2319
2424
2525
2626
2727
2828
2929
3030
3131
3240
3341
3442
3543
3644
3745
3846
3947
4034
4135
4232
4333
4436
4537
4638
4739
4848
4949
5050
5151
5252
5353
5454
5555
5656
5757
5858
5959
6060
6161
6262
6363
6480
6581
6682
6783
6884
6985
7086
7187

[0,1,2,3,5,4,6,7,10,11,8,9,12,13,14,15,20,21,22,
 23,17,16,18,19,24,25,26,27,28,29,30,31,40,41,42,
 43,44,45,46,47,34,35,32,33,36,37,38,39,48,49,50,
 51,52,53,54,55,56,57,58,59,60,61,62,63,80,81,82,
 83,84,85,86,87]