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”).

A098593 as a simple table

na(n)
01
11
21
31
40
51
61
7-1
8-1
91
101
11-2
12-2
13-2
141
151
16-3
17-2
18-2
19-3
201
211
22-4
23-1
240
25-1
26-4
271
281
29-5
301
313
323
331
34-5
351
361
37-6
384
396
406
416
424
43-6
441
451
46-7
478
488
496
506
518
528
53-7
541
551
56-8
5713
588
592
600
612
628
6313
64-8
651
661
67-9
6819
695
70-6
71-10
72-10
73-6
745
7519
76-9
771
781
79-10
8026
81-2
82-17
83-20
84-20
85-20
86-17
87-2
8826
89-10
901
911
92-11
9334
94-14
95-29
96-25

[1,1,1,1,0,1,1,-1,-1,1,1,-2,-2,-2,1,1,-3,-2,-2,-3,
 1,1,-4,-1,0,-1,-4,1,1,-5,1,3,3,1,-5,1,1,-6,4,6,6,
 6,4,-6,1,1,-7,8,8,6,6,8,8,-7,1,1,-8,13,8,2,0,2,8,
 13,-8,1,1,-9,19,5,-6,-10,-10,-6,5,19,-9,1,1,-10,
 26,-2,-17,-20,-20,-20,-17,-2,26,-10,1,1,-11,34,
 -14,-29,-25]