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A161031 as a simple table

na(n)
10
20
30
40
50
60
71
81
91
101
111
121
131
142
151
162
171
182
191
202
213
223
233
245
254
265
276
287
297
309
319
3210
3311
3412
3514
3614
3715
3816
3917
4019
4119
4222
4323
4425
4528
4629
4732
4835
4938
5041
5144
5247
5351
5455
5559
5665
5768
5873
5979
6084
6190
6296
63104
64112
65118
66126
67133
68142
69151
70161
71170
72182
73190
74202
75212
76224
77237
78251
79264

[0,0,0,0,0,0,1,1,1,1,1,1,1,2,1,2,1,2,1,2,3,3,3,5,
 4,5,6,7,7,9,9,10,11,12,14,14,15,16,17,19,19,22,23,
 25,28,29,32,35,38,41,44,47,51,55,59,65,68,73,79,
 84,90,96,104,112,118,126,133,142,151,161,170,182,
 190,202,212,224,237,251,264]