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A115198 as a simple table

na(n)
01
10
21
31
40
51
60
71
81
90
101
111
120
130
141
151
160
171
180
191
201
211
220
230
240
251
261
270
281
291
300
310
320
331
341
351
361
370
380
390
401
411
420
431
440
451
461
471
481
490
500
510
520
530
541
551
561
571
581
590
600
610
621
631
640
651
661
670
680
690
700
711
721
731
741
751
761
771
780
790
800

[1,0,1,1,0,1,0,1,1,0,1,1,0,0,1,1,0,1,0,1,1,1,0,0,
 0,1,1,0,1,1,0,0,0,1,1,1,1,0,0,0,1,1,0,1,0,1,1,1,1,
 0,0,0,0,0,1,1,1,1,1,0,0,0,1,1,0,1,1,0,0,0,0,1,1,1,
 1,1,1,1,0,0,0]