login

A266069 as a simple table

na(n)
01
14
22
3121
44
52035
68
732743
816
9524239
1032
118388511
1264
13134217535
14128
152147483263
16256
1734359737599
18512
19549755812351
201024
218796093019135
222048
23140737488349183
244096
252251799813672959
268192
2736028797018939391
2816384
29576460752303374335
3032768

[1,4,2,121,4,2035,8,32743,16,524239,32,8388511,64,
 134217535,128,2147483263,256,34359737599,512,
 549755812351,1024,8796093019135,2048,
 140737488349183,4096,2251799813672959,8192,
 36028797018939391,16384,576460752303374335,32768]