A271698 - OEIS

A271698 as a simple table

n	a(n)
0	1
1	1
2	0
3	0
4	1
5	0
6	0
7	2
8	1
9	0
10	0
11	2
12	8
13	1
14	0
15	0
16	2
17	28
18	22
19	1
20	0
21	0
22	2
23	72
24	182
25	52
26	1
27	0
28	0
29	2
30	164
31	974
32	864
33	114
34	1
35	0
36	0
37	2
38	352
39	4174
40	8444
41	3474
42	240
43	1
44	0
45	0
46	2
47	732
48	15782
49	61464
50	57194
51	12660
52	494
53	1
54	0
55	0
56	2
57	1496
58	55286
59	373940
60	660842
61	332528
62	43358
63	1004
64	1
65	0

[1,1,0,0,1,0,0,2,1,0,0,2,8,1,0,0,2,28,22,1,0,0,2, 72,182,52,1,0,0,2,164,974,864,114,1,0,0,2,352, 4174,8444,3474,240,1,0,0,2,732,15782,61464,57194, 12660,494,1,0,0,2,1496,55286,373940,660842,332528, 43358,1004,1,0]