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A144217 as a simple table

na(n)
10
21
31
42
50
62
73
80
90
103
114
120
130
140
154
165
170
180
190
200
215
226
230
240
250
260
270
286
297
300
310
320
330
340
350
367
378
380
390
400
410
420
430
440
458
469
470
480
490
500
510
520
530
540
559
5610
570
580
590
600
610
620
630
640
650
6610
6711
680
690
700
710
720
730
740
750
760
770
7811
7912
800
810
820
830
840
850
860
870
880
890
900
9112
9213
930
940
950
960
970
980
990
1000
1010
1020

[0,1,1,2,0,2,3,0,0,3,4,0,0,0,4,5,0,0,0,0,5,6,0,0,
 0,0,0,6,7,0,0,0,0,0,0,7,8,0,0,0,0,0,0,0,8,9,0,0,0,
 0,0,0,0,0,9,10,0,0,0,0,0,0,0,0,0,10,11,0,0,0,0,0,
 0,0,0,0,0,11,12,0,0,0,0,0,0,0,0,0,0,0,12,13,0,0,0,
 0,0,0,0,0,0,0]