A120577 - OEIS

A120577 as a simple table

n	a(n)
1	3
2	1
3	2
4	4
5	5
6	10
7	25
8	50
9	20
10	100
11	11
12	22
13	44
14	55
15	110
16	220
17	31
18	62
19	341
20	682
21	29
22	58
23	899
24	1798
25	79
26	158
27	2291
28	4582
29	37
30	74
31	148
32	316
33	2923
34	5846
35	11692
36	8
37	4091
38	8182
39	16364
40	32728
41	7
42	21
43	4481
44	13443
45	31367
46	94101
47	23
48	449
49	529
50	10327
51	237521
52	17
53	34
54	85
55	170

[3,1,2,4,5,10,25,50,20,100,11,22,44,55,110,220,31, 62,341,682,29,58,899,1798,79,158,2291,4582,37,74, 148,316,2923,5846,11692,8,4091,8182,16364,32728,7, 21,4481,13443,31367,94101,23,449,529,10327,237521, 17,34,85,170]