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A288257 as a simple table

na(n)
10
20
31
40
51
60
70
80
91
100
110
120
130
141
150
160
171
180
190
200
210
221
230
240
250
261
270
281
290
300
310
320
331
340
351
360
370
380
390
401
410
420
430
441
450
461
470
480
490
500
511
520
530
541
550
560
570
581
590
600
610
620
631
640
650
660
671
680
691
700
710
720
731
740
750
760
770
781
790
800
810
821
830
841
850
860

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