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A161042 as a simple table

na(n)
10
20
30
40
50
61
71
81
91
101
111
121
131
141
151
161
171
182
191
201
212
221
231
243
252
262
274
283
293
306
314
324
336
345
356
368
377
387
399
409
419
4212
4310
4410
4513
4612
4712
4816
4915
5015
5118
5216
5317
5421
5520
5622
5724
5823
5924
6030
6128
6230
6337
6433
6535
6642
6740
6841
6949
7050
7150
7260
7358
7460
7567
7668
7773
7881
7981
8084
8195
8293
8399
84114
85110
86115

[0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,2,1,1,3,
 2,2,4,3,3,6,4,4,6,5,6,8,7,7,9,9,9,12,10,10,13,12,
 12,16,15,15,18,16,17,21,20,22,24,23,24,30,28,30,
 37,33,35,42,40,41,49,50,50,60,58,60,67,68,73,81,
 81,84,95,93,99,114,110,115]