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A157477 as a simple table

na(n)
00
11
22
32
42
53
64
74
84
94
105
116
126
136
147
158
168
179
1810
1910
2010
2111
2212
2312
2412
2512
2613
2714
2814
2914
3015
3116
3216
3316
3416
3517
3618
3719
3820
3920
4020
4121
4222
4322
4422
4522
4623
4724
4824
4924
5025
5126
5226
5326
5427
5528
5628
5728
5828
5929
6030
6130
6230
6331
6432
6533
6634
6734
6834
6935
7036
7136
7236
7336
7437

[0,1,2,2,2,3,4,4,4,4,5,6,6,6,7,8,8,9,10,10,10,11,
 12,12,12,12,13,14,14,14,15,16,16,16,16,17,18,19,
 20,20,20,21,22,22,22,22,23,24,24,24,25,26,26,26,
 27,28,28,28,28,29,30,30,30,31,32,33,34,34,34,35,
 36,36,36,36,37]