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A011680 as a simple table

na(n)
00
10
20
30
40
50
61
71
80
91
100
111
121
131
140
151
160
170
181
190
201
210
221
230
241
251
260
271
281
291
300
310
321
330
340
350
360
371
380
390
400
411
420
430
441
450
460
471
481
491
501
510
521
530
541
550
560
570
580
590
601
610
621
631
641
651
660
670
681
691
701
710
721
731
741
751
761
771
781
790
801
811
820
830
841
850
861
871
880
890
900
911
921
930
940
951
961
970
981
991
1000
1011

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