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A179827 as a simple table

na(n)
10
20
30
41
51
60
70
80
90
101
111
120
130
140
150
160
170
180
190
200
211
221
230
240
250
260
270
281
291
300
310
320
330
340
350
360
370
380
390
400
410
420
430
440
451
460
471
480
490
500
510
520
530
541
551
561
571
580
590
600
610
620
630
640
650
660
670
680
690
700
710
720
730
740
750
760
771
781
790
800
810
820
830
840
850
860
870
881
891
901
911
921
931
941
951
960
970
980
990
1000
1010
1020

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