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A284948 as a simple table

na(n)
11
20
31
40
50
60
71
80
91
100
111
120
130
140
151
160
170
180
191
200
210
220
231
240
251
260
271
280
290
300
311
320
331
340
351
360
370
380
391
400
411
420
431
440
450
460
471
480
490
500
511
520
530
540
551
560
571
580
591
600
610
620
631
640
650
660
671
680
690
700
711
720
731
740
751
760
770
780
791
800
810
820
831
840
850
860

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