A228167 - OEIS

A228167 as a simple table

n	a(n)
0	1
1	1
2	4
3	16
4	28
5	38
6	28
7	16
8	4
9	1
10	1
11	4
12	36
13	140
14	476
15	1092
16	2044
17	2860
18	3270
19	2860
20	2044
21	1092
22	476
23	140
24	36
25	4
26	1
27	1
28	8
29	84
30	536
31	2770
32	10808
33	34116
34	87144
35	185071
36	328208
37	492392
38	625968
39	678524
40	625968
41	492392
42	328208
43	185071
44	87144
45	34116
46	10808
47	2770
48	536
49	84
50	8
51	1

[1,1,4,16,28,38,28,16,4,1,1,4,36,140,476,1092, 2044,2860,3270,2860,2044,1092,476,140,36,4,1,1,8, 84,536,2770,10808,34116,87144,185071,328208, 492392,625968,678524,625968,492392,328208,185071, 87144,34116,10808,2770,536,84,8,1]