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A181837 as a simple table

na(n)
00
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
181
190
200
210
220
230
240
250
260
270
280
290
300
310
321
331
340
350
360
370
380
391
400
411
420
430
440
450
460
470
480
490
501
510
521
530
540
550
560
570
580
590
600
610
621
630
640
650
660
670
680
691
701
710
721
731
741
751
760
770
780
790
800
810

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