login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A285831 as a simple table

na(n)
10
21
30
40
50
61
71
80
90
100
111
120
131
140
151
160
170
181
190
201
210
220
231
240
250
261
270
280
290
301
310
321
331
340
350
361
371
380
391
400
410
420
431
440
450
460
470
481
490
501
510
521
530
540
551
560
571
580
591
600
611
620
630
641
650
661
670
681
690
700
710
720
731
740
750
761
770
780
791
800
811
820
830
841
850
860

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