login

A269167 as a simple table

na(n)
11
23
37
415
531
663
72
8127
95
10255
1111
12511
1314
146
1523
161023
1729
1813
1947
202047
2159
2227
2395
244095
254
26126
2762
2830
29119
3055
31191
328191
339
34253
35125
3661
37239
38111
39383
4016383
4119
42507
43251
44123
45479
46223
47767
4832767
4946
5012
5128
521022
5322
54510
5539
56254
571015
58503
59247
60959
61447
621535
6310
6465535
6593
6625
6757
682045
6945

[1,3,7,15,31,63,2,127,5,255,11,511,14,6,23,1023,
 29,13,47,2047,59,27,95,4095,4,126,62,30,119,55,
 191,8191,9,253,125,61,239,111,383,16383,19,507,
 251,123,479,223,767,32767,46,12,28,1022,22,510,39,
 254,1015,503,247,959,447,1535,10,65535,93,25,57,
 2045,45]