login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A365428 as a simple table

na(n)
11
21
30
40
51
60
7-1
80
90
101
111
120
13-1
14-1
150
160
171
180
19-1
200
210
221
231
240
250
26-1
270
280
291
300
31-1
320
330
341
35-1
360
37-1
38-1
390
400
411
420
43-1
440
450
461
471
480
490
500
510
520
531
540
551
560
570
581
591
600
61-1
62-1
630
640
65-1
660
67-1
680
690
70-1
711
720
73-1
74-1
750
760
77-1
780
79-1
800
810
821
831
840
851
86-1
870
880
891
900
911
920
930
941
95-1
960
97-1
980
990
1000
1011
1020
103-1
1040
1050

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