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A197432 as a simple table

na(n)
00
11
21
32
42
53
63
74
85
96
106
117
127
138
148
159
1614
1715
1815
1916
2016
2117
2217
2318
2419
2520
2620
2721
2821
2922
3022
3123
3242
3343
3443
3544
3644
3745
3845
3946
4047
4148
4248
4349
4449
4550
4650
4751
4856
4957
5057
5158
5258
5359
5459
5560
5661
5762
5862
5963
6063
6164
6264
6365

[0,1,1,2,2,3,3,4,5,6,6,7,7,8,8,9,14,15,15,16,16,
 17,17,18,19,20,20,21,21,22,22,23,42,43,43,44,44,
 45,45,46,47,48,48,49,49,50,50,51,56,57,57,58,58,
 59,59,60,61,62,62,63,63,64,64,65]