A308367 - OEIS

A308367 as a simple table

n	a(n)
1	1
2	0
3	2
4	-2
5	2
6	1
7	2
8	-12
9	11
10	11
11	2
12	-49
13	2
14	57
15	108
16	-200
17	2
18	40
19	2
20	-391
21	780
22	1013
23	2
24	-5423
25	627
26	4083
27	6644
28	-4453
29	2
30	-5043
31	2
32	-49680
33	59172
34	65519
35	18028
36	-251062
37	2
38	262125
39	531612
40	-861481
41	2
42	-515723
43	2
44	-1049929
45	5180382
46	4194281
47	2
48	-27246019
49	117651

[1,0,2,-2,2,1,2,-12,11,11,2,-49,2,57,108,-200,2, 40,2,-391,780,1013,2,-5423,627,4083,6644,-4453,2, -5043,2,-49680,59172,65519,18028,-251062,2,262125, 531612,-861481,2,-515723,2,-1049929,5180382, 4194281,2,-27246019,117651]