A342725 - OEIS

A342725 as a simple table

n	a(n)
1	0
2	1
3	13
4	17
5	189
6	205
7	257
8	273
9	3005
10	3069
11	3277
12	3341
13	4033
14	4097
15	4305
16	4369
17	48061
18	48317
19	49149
20	49405
21	52173
22	52429
23	53261
24	53517
25	64449
26	64705
27	65537
28	65793
29	68561
30	68817
31	69649
32	69905
33	768957
34	769981
35	773309
36	774333
37	785405
38	786429
39	789757
40	790781
41	834509

[0,1,13,17,189,205,257,273,3005,3069,3277,3341, 4033,4097,4305,4369,48061,48317,49149,49405,52173, 52429,53261,53517,64449,64705,65537,65793,68561, 68817,69649,69905,768957,769981,773309,774333, 785405,786429,789757,790781,834509]

[0,1,13,17,189,205,257,273,3005,3069,3277,3341,
 4033,4097,4305,4369,48061,48317,49149,49405,52173,
 52429,53261,53517,64449,64705,65537,65793,68561,
 68817,69649,69905,768957,769981,773309,774333,
 785405,786429,789757,790781,834509]