```
# AC, ALGO : High School Maths., Big Integer.
# Helpful Link : http://en.wikipedia.org/wiki/Geometric_progression
# For any clarifications, contact me at : osinha6792@gmail.com
t = int( raw_input( ) )
while t :
n = int( raw_input( ) )
a = ( 2 ** ( n + 1 ) - 1 ) % 1298074214633706835075030044377087
print a
t = t - 1
```