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A028961 as a simple table

na(n)
01
10
20
32
40
50
60
70
82
92
100
110
122
132
140
150
162
170
180
190
200
210
220
230
242
250
260
272
280
292
300
312
322
330
340
350
362
370
380
392
400
412
420
430
440
450
460
472
484
490
500
510
522
530
540
550
560
570
580
590
600
610
620
630
644
650
660
670
680
692
700
712
724
732
740
752
760
770
780
790
800
814
820
830
840
850
860
872
880
890
900
910
920
932
940
950
966
970
980

[1,0,0,2,0,0,0,0,2,2,0,0,2,2,0,0,2,0,0,0,0,0,0,0,
 2,0,0,2,0,2,0,2,2,0,0,0,2,0,0,2,0,2,0,0,0,0,0,2,4,
 0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,2,0,2,4,2,
 0,2,0,0,0,0,0,4,0,0,0,0,0,2,0,0,0,0,0,2,0,0,6,0,0]