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A258021 as a simple table

na(n)
00
11
20
30
41
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
231
240
250
261
270
280
290
300
310
320
330
340
350
360
370
380
390
400
410
420
430
440
451
460
470
481
490
500
510
520
530
540
550
560
570
580
590
600
610
620
630
640
650
660
671
680
690
701
710
720
730
740
750
760
770
780
790
800
810
820
830
840
850
860
870
880
891
900
910
921
930
940
950
960
970
980
990
1000
1010
1020
1030
1040
1051
1060
1070
1080
1090
1100
1111
1120
1130
1141
1150
1160
1170
1180
1190
1200

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