A274065 - OEIS

A274065 as a simple table

n	a(n)
1	1
2	2
3	2
4	5
5	9
6	5
7	14
8	50
9	50
10	14
11	41
12	285
13	264
14	285
15	41
16	122
17	1617
18	435
19	435
20	1617
21	122
22	365
23	9188
24	546
25	8
26	546
27	9188
28	365
29	1094
30	52193
31	1209
32	1
33	1
34	1209
35	52193
36	1094
37	3281
38	296511
39	3272
40	0
41	0
42	0
43	3272
44	296511
45	3281
46	9842
47	1684466
48	8412
49	0
50	0
51	0
52	0
53	8412
54	1684466
55	9842

[1,2,2,5,9,5,14,50,50,14,41,285,264,285,41,122, 1617,435,435,1617,122,365,9188,546,8,546,9188,365, 1094,52193,1209,1,1,1209,52193,1094,3281,296511, 3272,0,0,0,3272,296511,3281,9842,1684466,8412,0,0, 0,0,8412,1684466,9842]