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A216579 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
111
120
130
141
150
160
170
180
191
200
210
220
230
240
250
261
270
280
290
300
310
320
330
340
351
360
370
380
390
400
411
420
430
441
450
461
470
480
491
500
510
520
530
540
550
561
570
580
591
600
610
620
630
640
651
660
670
680
690
700
710
720
730
741
750
761
770
780
790
800
810
820
830
840
850
860
870
880
891
900
912

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