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A073207 as a simple table

na(n)
00
11
22
33
44
57
65
76
88
99
1011
1117
1216
1320
1412
1518
1610
1714
1815
1913
2019
2121
2222
2323
2431
2528
2624
2733
2845
2949
3044
3142
3243
3354
3453
3557
3661
3730
3829
3946
4047
4155
4225
4348
4426
4537
4640
4732
4838
4939
5041
5134
5250
5327
5451
5552
5635
5756
5858
5959
6036
6160
6262
6363
6464
6565
6684
6787
6873
6996
7079
7181

[0,1,2,3,4,7,5,6,8,9,11,17,16,20,12,18,10,14,15,
 13,19,21,22,23,31,28,24,33,45,49,44,42,43,54,53,
 57,61,30,29,46,47,55,25,48,26,37,40,32,38,39,41,
 34,50,27,51,52,35,56,58,59,36,60,62,63,64,65,84,
 87,73,96,79,81]