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A287341 as a simple table

na(n)
11
21
32
40
52
60
71
81
92
100
112
120
132
140
152
160
170
181
191
200
211
221
232
240
252
260
270
281
291
300
311
321
331
341
352
360
372
380
391
401
412
420
432
440
452
460
472
480
490
501
511
520
531
541
552
560
572
580
590
601
611
620
631
641
652
660
672
680
690
701
711
720
731
741
752
760
772
780
790
801
811
820
831
841
850
861

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