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A100821 as a simple table

na(n)
10
21
31
40
51
60
71
80
90
101
110
120
131
140
150
160
171
180
190
201
210
220
230
240
250
261
270
281
290
300
310
320
331
340
351
360
370
380
390
400
411
420
431
440
451
460
470
480
491
500
510
521
530
540
550
560
571
580
590
601
610
620
630
641
650
660
670
680
691
700
710
720
730
740
750
760
770
780
790
800
811
820
831
840
850
860
870
880
891
900
910
920
930
940
950
960
970
981
990
1000
1010
1020
1030
1041
1050

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