A324543 - OEIS

A324543 as a simple table

n	a(n)
1	0
2	1
3	3
4	3
5	7
6	2
7	15
8	4
9	9
10	5
11	31
12	3
13	63
14	2
15	8
16	16
17	127
18	-1
19	255
20	4
21	21
22	16
23	511
24	8
25	21
26	20
27	12
28	27
29	1023
30	6
31	2047
32	8
33	20
34	48
35	20
36	20
37	4095
38	2
39	78
40	32
41	8191
42	-6
43	16383
44	17
45	9
46	288
47	32767
48	8
49	45
50	-3
51	122
52	45
53	65535
54	4
55	53
56	20
57	270
58	278
59	131071
60	2
61	262143
62	688
63	12
64	72
65	56
66	23
67	524287
68	125
69	260
70	-8
71	1048575
72	20
73	2097151
74	260
75	3
76	363
77	44
78	-7
79	4194303

[0,1,3,3,7,2,15,4,9,5,31,3,63,2,8,16,127,-1,255,4, 21,16,511,8,21,20,12,27,1023,6,2047,8,20,48,20,20, 4095,2,78,32,8191,-6,16383,17,9,288,32767,8,45,-3, 122,45,65535,4,53,20,270,278,131071,2,262143,688, 12,72,56,23,524287,125,260,-8,1048575,20,2097151, 260,3,363,44,-7,4194303]