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A220854 as a simple table

na(n)
10
21
31
41
53
64
75
85
95
105
115
125
135
148
1510
1612
1713
1814
1915
2016
2117
2218
2318
2418
2518
2618
2718
2818
2918
3018
3118
3218
3318
3418
3518
3618
3718
3818
3918
4018
4122
4225
4328
4430
4532
4634
4736
4838
4940
5041
5142
5243
5344
5445
5546
5647
5748
5849
5950
6051
6152
6253
6354
6455
6556
6657
6758
6858
6958
7058
7158
7258
7358
7458
7558
7658
7758
7858
7958
8058
8158
8258
8358
8458
8558
8658
8758
8858
8958
9058
9158
9258
9358
9458
9558
9658
9758
9858
9958
10058

[0,1,1,1,3,4,5,5,5,5,5,5,5,8,10,12,13,14,15,16,17,
 18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,
 18,18,18,22,25,28,30,32,34,36,38,40,41,42,43,44,
 45,46,47,48,49,50,51,52,53,54,55,56,57,58,58,58,
 58,58,58,58,58,58,58,58,58,58,58,58,58,58,58,58,
 58,58,58,58,58,58,58,58,58,58,58,58,58,58,58]