A219741 - OEIS

A219741 as a simple table

n	a(n)
1	1
2	2
3	2
4	4
5	6
6	4
7	7
8	13
9	13
10	7
11	12
12	28
13	42
14	28
15	12
16	21
17	60
18	126
19	126
20	60
21	21
22	37
23	129
24	387
25	524
26	387
27	129
28	37
29	65
30	277
31	1180
32	2229
33	2229
34	1180
35	277
36	65
37	114
38	595
39	3606
40	9425
41	13322
42	9425
43	3606
44	595
45	114
46	200
47	1278
48	11012
49	39905
50	78661
51	78661
52	39905
53	11012
54	1278
55	200

[1,2,2,4,6,4,7,13,13,7,12,28,42,28,12,21,60,126, 126,60,21,37,129,387,524,387,129,37,65,277,1180, 2229,2229,1180,277,65,114,595,3606,9425,13322, 9425,3606,595,114,200,1278,11012,39905,78661, 78661,39905,11012,1278,200]