login

A347991 as a simple table

na(n)
11
25
39
469
533
62061
7129
816453
94105
10131109
112049
12134219853
138193
148388741
158388649
161073758277
17131073
18274877913101
19524289
202199023386725
212147483785
2234359740421
238388609
24576460752437659725
251073741857
262199023263749
27549755817993
2836028797027352773
29536870913
302361183241434831128621

[1,5,9,69,33,2061,129,16453,4105,131109,2049,
 134219853,8193,8388741,8388649,1073758277,131073,
 274877913101,524289,2199023386725,2147483785,
 34359740421,8388609,576460752437659725,1073741857,
 2199023263749,549755817993,36028797027352773,
 536870913,2361183241434831128621]