A157180 - OEIS

A157180 as a simple table

n	a(n)
0	1
1	1
2	1
3	1
4	4
5	1
6	1
7	13
8	13
9	1
10	1
11	34
12	78
13	34
14	1
15	1
16	79
17	380
18	380
19	79
20	1
21	1
22	172
23	1607
24	3040
25	1607
26	172
27	1
28	1
29	361
30	6135
31	20383
32	20383
33	6135
34	361
35	1
36	1
37	742
38	21796
39	120826
40	203830
41	120826
42	21796
43	742
44	1
45	1
46	1507
47	73654
48	652994
49	1751524
50	1751524
51	652994
52	73654

[1,1,1,1,4,1,1,13,13,1,1,34,78,34,1,1,79,380,380, 79,1,1,172,1607,3040,1607,172,1,1,361,6135,20383, 20383,6135,361,1,1,742,21796,120826,203830,120826, 21796,742,1,1,1507,73654,652994,1751524,1751524, 652994,73654]