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A189031 as a simple table

na(n)
10
21
30
41
50
61
71
80
90
101
111
120
130
140
151
161
171
180
191
200
210
221
230
241
250
261
270
281
290
301
311
320
331
340
351
360
371
380
391
400
411
420
430
441
450
461
470
481
490
500
511
521
530
541
551
560
571
580
591
601
611
620
630
641
650
660
670
681
690
701
710
720
730
740
751
761
770
781
790
801
811
820
831
840
851
861
871
881
891
900
911
920
931
940
951
960
971
980
991
1000
1011
1020
1030
1040
1050
1060
1070
1081
1091
1100
1111
1120
1131
1140
1150
1161
1170
1181
1190
1201
1210
1220
1231
1241
1251
1261
1271
1281

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