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A085979 as a simple table

na(n)
10
20
31
40
50
60
70
80
90
100
110
120
130
140
150
161
171
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
361
371
380
390
400
410
420
430
440
450
460
470
480
490
500
510
520
530
541
551
560
570
580
590
600
610
620
630
640
650
660
670
680
690
700
711
721
730
740
750
760
770
780
790
800
810
820
830
840
850
860
870
881
890
900
910
920
930
940
950
961
971
981
991
1001
1011
1022
1031
1041
1051

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