#include <bits/stdc++.h>
using namespace std;
using ll = long long;
ll fact[21];
struct ms
{
  int mulset;
  ll part;
  ms()
  {
    mulset = 511;
    part = 9043225708576ll;
  }
  ms(int mulset_, ll part_) : mulset(mulset_), part(part_) {}
  int getpart(int ind)
  {
    if (ind == -1)
      return -1;
    return part >> (5 * ind) & (31);
  }
  ll count()
  {
    ll ret = fact[getpart(8) - 8];
    for (int i = 0; i < 9; i++)
      ret /= fact[getpart(i) - getpart(i - 1) - 1];
    return ret;
  }
};
int main()
{
  int n;
  cin >> n;
  fact[0] = 1;
  for (int i = 1; i <= 20; i++)
    fact[i] = fact[i - 1] * i;
  vector<ms> dp(1, ms()), ndp;
  ndp.reserve(3200000);
  bitset<1 << 29> st(0);
  int S[6];
  for (int i = 0; i < n; i++)
  {
    for (int j = 0; j < 6; j++)
      cin >> S[j], --S[j];
    for (auto &v : dp)
    {
      for (int j = 0; j < 6; j++)
      {
        int mask = (1 << v.getpart(S[j])) - 1;
        int nms = (v.mulset & ~mask) << 1 | (v.mulset & mask);
        if (st[nms])
          continue;
        st.set(nms);
        ll np = v.part + (1134979744801ll & ~((1ll << (5 * S[j])) - 1));
        ndp.push_back(ms(nms, np));
      }
    }
    swap(dp, ndp);
    ndp.clear();
    ndp.reserve(3200000);
  }
  ll ans = 0;
  for (auto &tmp : dp)
  {
    ans = (ans + tmp.count()) % 998244353;
  }
  cout << ans << endl;
}