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A122841 as a simple table

na(n)
10
20
30
40
50
61
70
80
90
100
110
121
130
140
150
160
170
181
190
200
210
220
230
241
250
260
270
280
290
301
310
320
330
340
350
362
370
380
390
400
410
421
430
440
450
460
470
481
490
500
510
520
530
541
550
560
570
580
590
601
610
620
630
640
650
661
670
680
690
700
710
722
730
740
750
760
770
781
790
800
810
820
830
841
850
860
870
880
890
901
910
920
930
940
950
961
970
980
990
1000
1010
1021
1030
1040
1050

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