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A056977 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
111
120
130
140
150
160
170
180
191
200
210
221
231
240
250
260
271
280
290
300
310
320
330
340
351
360
370
381
391
400
410
420
431
441
451
461
471
480
490
500
511
520
530
541
551
560
570
580
591
600
610
620
630
640
650
660
671
680
690
701
711
720
730
740
751
761
771
781
791
800
810
820
831
840
850
861
871
881
891
901
912
921
931
941
951
960
970
980
991
1000
1010
1021

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