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A117904 as a simple table

na(n)
01
11
21
30
40
51
61
71
80
91
101
111
120
131
141
150
160
171
180
190
201
211
221
230
241
251
260
271
281
291
300
311
321
330
341
351
360
370
381
390
400
411
420
430
441
451
461
470
481
491
500
511
521
530
541
551
561
570
581
591
600
611
621
630
641
651
660
670
681
690
700
711
720
730
741
750
760
771
781
791
800
811
821
830
841
851
860
871
881
890
901
911
921
930
941
951
960
971
981
990
1001
1011
1020
1031
1041

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