A174057 - OEIS

A174057 as a simple table

n	a(n)
1	3
2	4
3	5
4	6
5	10
6	12
7	17
8	18
9	24
10	65
11	66
12	72
13	130
14	132
15	144
16	192
17	4097
18	4098
19	4104
20	4224
21	32770
22	32772
23	32784
24	32832
25	36864
26	65537
27	65538
28	65544
29	65664
30	98304
31	262145
32	262146
33	262152
34	262272
35	294912
36	1073741825
37	1073741826
38	1073741832

[3,4,5,6,10,12,17,18,24,65,66,72,130,132,144,192, 4097,4098,4104,4224,32770,32772,32784,32832,36864, 65537,65538,65544,65664,98304,262145,262146, 262152,262272,294912,1073741825,1073741826, 1073741832]