A115034 - OEIS

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A115034 as a simple table

n	a(n)
1	1
2	2
3	2
4	1
5	2
6	2
7	4
8	2
9	8
10	4
11	32
12	8
13	256
14	32
15	8192
16	256
17	2097152
18	8192
19	17179869184
20	2097152
21	36028797018963968
22	17179869184
23	618970019642690137449562112
24	36028797018963968

[1,2,2,1,2,2,4,2,8,4,32,8,256,32,8192,256,2097152, 8192,17179869184,2097152,36028797018963968, 17179869184,618970019642690137449562112, 36028797018963968]