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A284745 as a simple table

na(n)
10
21
30
40
50
60
71
80
91
100
111
120
131
140
150
160
170
181
190
200
210
220
231
240
250
260
270
281
290
300
310
320
331
340
351
360
371
380
391
400
410
420
430
441
450
461
470
481
490
501
510
520
530
540
551
560
571
580
591
600
611
620
630
640
650
661
670
681
690
701
710
721
730
740
750
760
771
780
790
800
810
821
830
840
850
860

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