A157181 - OEIS

A157181 as a simple table

n	a(n)
0	1
1	1
2	1
3	1
4	5
5	1
6	1
7	17
8	17
9	1
10	1
11	45
12	106
13	45
14	1
15	1
16	105
17	524
18	524
19	105
20	1
21	1
22	229
23	2231
24	4258
25	2231
26	229
27	1
28	1
29	481
30	8547
31	28771
32	28771
33	8547
34	481
35	1
36	1
37	989
38	30424
39	171283
40	290126
41	171283
42	30424
43	989
44	1
45	1
46	2009
47	102926
48	928070
49	2505074
50	2505074
51	928070

[1,1,1,1,5,1,1,17,17,1,1,45,106,45,1,1,105,524, 524,105,1,1,229,2231,4258,2231,229,1,1,481,8547, 28771,28771,8547,481,1,1,989,30424,171283,290126, 171283,30424,989,1,1,2009,102926,928070,2505074, 2505074,928070]