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A211225 as a simple table

na(n)
10
20
31
40
50
60
70
81
91
101
110
120
130
140
151
160
170
180
190
201
211
220
230
240
250
260
270
280
290
301
310
322
331
340
350
360
370
380
391
401
410
420
430
440
450
460
470
480
491
500
511
520
530
540
552
561
572
580
590
600
610
621
632
640
650
660
670
680
692
701
710
720
730
740
751
760
770
780
790
800
810
820
830
840
851
860
872

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