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A298246 as a simple table

na(n)
01
11
20
30
40
51
61
70
80
90
100
110
120
130
141
151
160
170
180
191
201
210
220
230
240
250
260
270
280
290
301
311
320
330
340
351
361
370
380
390
400
410
420
430
441
451
460
470
480
491
501
510
520
530
540
551
561
570
580
590
601
611
620
630
640
650
660
670
680
691
701
710
720
730
741
751
760
770
780
790
800
810
820
830
840
851
861
870
880
890
901
912
921
930
940
950
961
971
980
991
1001
1010
1020
1030
1041

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