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A049320 as a simple table

na(n)
10
20
31
40
50
60
71
80
91
100
110
121
130
140
150
161
170
180
190
201
210
221
230
240
251
260
271
280
290
301
310
320
330
341
350
361
370
380
391
400
410
420
431
440
450
460
471
480
491
500
510
521
530
540
550
561
570
580
590
601
610
621
630
640
651
660
671
680
690
701
710
720
730
741
750
761
770
780
791
800
811
820
830
841
850
860
870
881
890
901
910
920
931
940
950
960
971
980
990

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