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A336881 as a simple table

na(n)
11
20
31
41
50
60
75
80
90
100
110
121
130
140
152
161
170
180
190
200
210
220
232
240
250
260
270
285
290
300
312
320
330
340
350
360
370
380
391
400
410
420
430
440
450
460
471
481
490
500
510
520
530
540
551
560
570
580
590
602
610
620
632
641
650
660
670
680
690
700
711
720
730
740
750
760
770
780
791
800
810
820
830
840
850
860
871

[1,0,1,1,0,0,5,0,0,0,0,1,0,0,2,1,0,0,0,0,0,0,2,0,
 0,0,0,5,0,0,2,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,1,0,
 0,0,0,0,0,1,0,0,0,0,2,0,0,2,1,0,0,0,0,0,0,1,0,0,0,
 0,0,0,0,1,0,0,0,0,0,0,0,1]