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A168561 as a simple table

na(n)
01
10
21
31
40
51
60
72
80
91
101
110
123
130
141
150
163
170
184
190
201
211
220
236
240
255
260
271
280
294
300
3110
320
336
340
351
361
370
3810
390
4015
410
427
430
441
450
465
470
4820
490
5021
510
528
530
541
551
560
5715
580
5935
600
6128
620
639
640
651
660
676
680
6935
700
7156
720
7336
740
7510
760
771
781
790
8021
810
8270
830
8484
850
8645
870
8811
890
901

[1,0,1,1,0,1,0,2,0,1,1,0,3,0,1,0,3,0,4,0,1,1,0,6,
 0,5,0,1,0,4,0,10,0,6,0,1,1,0,10,0,15,0,7,0,1,0,5,
 0,20,0,21,0,8,0,1,1,0,15,0,35,0,28,0,9,0,1,0,6,0,
 35,0,56,0,36,0,10,0,1,1,0,21,0,70,0,84,0,45,0,11,
 0,1]