A018124 - OEIS

A018124 as a simple table

n	a(n)
0	1
1	1
2	2
3	2
4	3
5	4
6	5
7	7
8	9
9	12
10	16
11	21
12	28
13	37
14	49
15	64
16	84
17	111
18	147
19	194
20	256
21	338
22	446
23	588
24	776
25	1024
26	1351
27	1783
28	2353
29	3104
30	4096
31	5405
32	7132
33	9410
34	12417
35	16384
36	21619
37	28526
38	37641
39	49667
40	65536
41	86475

[1,1,2,2,3,4,5,7,9,12,16,21,28,37,49,64,84,111, 147,194,256,338,446,588,776,1024,1351,1783,2353, 3104,4096,5405,7132,9410,12417,16384,21619,28526, 37641,49667,65536,86475]