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A070206 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310
320
330
340
350
361
370
380
390
400
410
421
430
441
450
460
470
480
490
500
510
520
530
541
550
560
570
580
590
601
610
620
630
641
650
661
670
680
690
700
710
721
730
740
750
761
770
781
790
801
810
820
830
844
850
860
870
881
890
900

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1,0,1,0,0,0,0,0,
 0,0,0,0,1,0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,0,0,1,0,0,
 0,1,0,1,0,1,0,0,0,4,0,0,0,1,0,0]