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A281083 as a simple table

na(n)
01
11
20
30
40
50
61
71
80
90
100
110
120
130
140
150
161
171
180
190
200
210
221
231
240
250
260
270
280
290
300
311
321
330
340
350
360
371
381
390
400
410
420
430
440
450
460
471
481
490
500
511
521
531
541
550
560
571
581
590
600
610
620
630
640
650
660
671
681
690
700
710
720
731
741
750
761
771
780
790
800
810
822
832
840
850
860
870
881
891
900
910
921
931
940
950
960
970
982
992
1000
1010
1020
1030
1041
1051

[1,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,1,1,0,0,0,0,1,1,
 0,0,0,0,0,0,0,1,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,1,1,
 0,0,1,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,1,1,0,0,0,0,1,
 1,0,1,1,0,0,0,0,2,2,0,0,0,0,1,1,0,0,1,1,0,0,0,0,2,
 2,0,0,0,0,1,1]