login

A064386 as a simple table

na(n)
11
22
33
45
59
613
717
833
957
1065
11129
12241
13257
14513
15993
161025
172049
184033
194097
208193
2116257
2216385
2332769
2465281
2565537
26131073
27261633
28262145
29524289
301047553
311048577
322097153
334192257
344194305
358388609
3616773121
3716777217

[1,2,3,5,9,13,17,33,57,65,129,241,257,513,993,
 1025,2049,4033,4097,8193,16257,16385,32769,65281,
 65537,131073,261633,262145,524289,1047553,1048577,
 2097153,4192257,4194305,8388609,16773121,16777217]