#include <iostream>
#include <string>
#include <stdio.h>
#include <stdint.h>
using namespace std;

using ll = long long;

#define UNTIE ios_base::sync_with_stdio( false ); cin.tie( nullptr ) 
#define CIN( LL , A ) LL A; cin >> A 
#define TYPE_OF( VAR ) remove_const<remove_reference<decltype( VAR )>::type >::type
#define FOR( VAR , INITIAL , FINAL_PLUS_ONE ) for( TYPE_OF( FINAL_PLUS_ONE ) VAR = INITIAL ; VAR < FINAL_PLUS_ONE ; VAR ++ ) 
#define REPEAT( HOW_MANY_TIMES ) FOR( VARIABLE_FOR_REPEAT , 0 , HOW_MANY_TIMES ) 
#define QUIT return 0 
#define POWER( ANSWER , VAR , EXPONENT_REF , MODULO )			\
  TYPE_OF( VAR ) ANSWER = 1;						\
  TYPE_OF( VAR ) VARIABLE_FOR_SQUARE_FOR_POWER = VAR;			\
  while( EXPONENT_REF != 0 ){						\
    if( EXPONENT_REF % 2 == 1 ){					\
      ANSWER = ( ANSWER * VARIABLE_FOR_SQUARE_FOR_POWER ) % MODULO;	\
    }									\
    VARIABLE_FOR_SQUARE_FOR_POWER = ( VARIABLE_FOR_SQUARE_FOR_POWER * VARIABLE_FOR_SQUARE_FOR_POWER ) % MODULO;	\
    EXPONENT_REF /= 2;							\
  }									\


#include <cassert>

#define MAIN main

int MAIN()
{
  UNTIE;
  constexpr const ll bound_T = 100000;
  CIN( int , T );
  assert( 1 <= T && T <= bound_T );
  constexpr const ll P = 998244353;
  constexpr const ll c = 26;
  constexpr const ll c_minus_inv = 319438193;
  constexpr const ll coef = ( c * c_minus_inv ) % P;
  constexpr const ll bound_Lt = 1000000000000000000;
  ll Lt;
  REPEAT( T ){
    cin >> Lt;
    assert( 1 <= Lt && Lt <= bound_Lt );
    POWER( answer , c , Lt , P );
    answer = ( ( answer - 1 ) * coef ) % P;
    cout << answer << "\n";
  }
  QUIT;
}