#include <bits/stdc++.h>
using namespace std;
const long long MOD = 998244353;
int main(){
  int n;
  cin >> n;
  vector<vector<long long>> dp(n + 1, vector<long long>(n * 4 + 10, 0));
  dp[0][n * 2] = 1;
  for (int i = 0; i < n; i++){
    for (int j = 0; j < n * 4 + 10; j++){
      if (dp[i][j] > 0){
        int j2 = j - 1;
        for (int k = 1; k <= n + 10; k++){
          if (k == 10 || k == 100){
            j2--;
          }
          if (j2 < n * 4 + 10){
            dp[i + 1][j2] += dp[i][j];
            dp[i + 1][j2] %= MOD;
          }
          j2++;
        }
      }
    }
  }
  cout << dp[n][n * 2 - 1] << endl;
}