A168377 - OEIS

A168377 as a simple table

n	a(n)
0	1
1	-1
2	1
3	1
4	0
5	1
6	-1
7	2
8	1
9	1
10	1
11	3
12	4
13	2
14	1
15	-1
16	11
17	10
18	7
19	3
20	1
21	1
22	31
23	32
24	21
25	11
26	4
27	1
28	-1
29	101
30	100
31	69
32	37
33	16
34	5
35	1
36	1
37	328
38	329
39	228
40	128
41	59
42	22
43	6
44	1
45	-1
46	1102
47	1101
48	773
49	444
50	216
51	88
52	29
53	7
54	1
55	1
56	3760
57	3761
58	2659
59	1558
60	785
61	341
62	125
63	37
64	8
65	1

[1,-1,1,1,0,1,-1,2,1,1,1,3,4,2,1,-1,11,10,7,3,1,1, 31,32,21,11,4,1,-1,101,100,69,37,16,5,1,1,328,329, 228,128,59,22,6,1,-1,1102,1101,773,444,216,88,29, 7,1,1,3760,3761,2659,1558,785,341,125,37,8,1]