A143095 - OEIS

A143095 as a simple table

n	a(n)
0	1
1	4
2	2
3	8
4	4
5	16
6	8
7	32
8	16
9	64
10	32
11	128
12	64
13	256
14	128
15	512
16	256
17	1024
18	512
19	2048
20	1024
21	4096
22	2048
23	8192
24	4096
25	16384
26	8192
27	32768
28	16384
29	65536
30	32768
31	131072
32	65536
33	262144
34	131072
35	524288
36	262144
37	1048576
38	524288
39	2097152
40	1048576
41	4194304

[1,4,2,8,4,16,8,32,16,64,32,128,64,256,128,512, 256,1024,512,2048,1024,4096,2048,8192,4096,16384, 8192,32768,16384,65536,32768,131072,65536,262144, 131072,524288,262144,1048576,524288,2097152, 1048576,4194304]