#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <iostream>
#include <istream>
#include <iterator>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>
#include <tuple>
#include <iomanip>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
//typedef pair<ll, ll> P;
typedef vector<ll> vec;
typedef vector<vec> mat;
#define rep(i, n) for(ll i = 0; i < (n); i++)
#define revrep(i, n) for(ll i = (n)-1; i >= 0; i--)
#define pb push_back
#define f first
#define s second
/*
ll max(ll a, ll b){return (a > b) ? a : b;}
ll min(ll a, ll b){return (a < b) ? a : b;}
ll max3(ll a, ll b, ll c){return max(a, max(b, c));};
ll min3(ll a, ll b, ll c){return min(a, min(b, c));};
ll max4(ll a, ll b, ll c, ll d){return max(max(a, b), min(c, d));};
ll min4(ll a, ll b, ll c, ll d){return min(min(a, b), min(c, d));};
ll max5(ll a, ll b, ll c, ll d, ll e){return max(max(a, b), max3(c, d, e));};
ll min5(ll a, ll b, ll c, ll d, ll e){return min(min(a, b), min3(c, d, e));};
*/
const ll INFL = 1LL << 60;//10^18 = 2^60
const int INF = 1 << 30;//10^9
//ll MOD = 1000000007;
ll MOD = 998244353;

vector<ll> dy = {0, 0, 1, -1, 1, 1, -1, -1, 0};
vector<ll> dx = {1, -1, 0, 0, 1, -1, 1, -1, 0};

//デバッグ
void BinarySay(ll x, ll y = 60){rep(i, y) cout << (x>>(y-1-i) & 1); cout << endl;}

ll pow_long(ll x, ll k){
  ll res = 1;
  while(k > 0){
    if(k % 2) res *= x;
    x *= x;
    k /= 2;
  }
  return res;
}
ll pow_mod(ll x, ll k){
  ll res = 1;
  while(k > 0){
    if(k % 2){
      res *= x; res %= MOD;
    }
    x *= x; x %= MOD;
    k /= 2;
  }
  return res;
}

ll inverse(ll x){return pow_mod(x, MOD - 2);};

ll gcd(ll a, ll b){
    if(b == 0) return a;
    return gcd(b, a % b);
}

ll lcm(ll x, ll y){return x / gcd(x, y) * y;};


ll kai_mod(ll x){
  if(x == 0) return 1;
  return x * kai_mod(x-1) % MOD;
}


//コンビネーション
const int MAXcomb = 200010;
ll fac[MAXcomb], finv[MAXcomb], inv[MAXcomb];
//facはn!,finvは1/n!
//invは逆元
void COMinit(){
    fac[0] = fac[1] = finv[0] = finv[1] = inv[1] = 1;
    for(int i = 2; i < MAXcomb; i++){
        fac[i] = fac[i-1] * i % MOD;
        inv[i] = MOD - inv[MOD%i] * (MOD/i) % MOD;
        finv[i] = finv[i-1] * inv[i] % MOD;
    }
}
ll comb(int n, int k){
  if(n < k) return 0;
  if(n < 0 || k < 0) return 0;
  return fac[n] * finv[n-k] % MOD * finv[k] % MOD;
}

ll N;

ll Stirmemo[3010][3010];
void Memoinit(){
  rep(i, 3010)rep(j, 3010) Stirmemo[i][j] = -1;
}
ll Stir(ll i, ll j){
  if(Stirmemo[i][j] != -1) return Stirmemo[i][j];
  if(i == 0 && j == 0) return 1;
  if(i < 0) return 0;
  if(j < 0) return 0;
  if(i > 0 && j == 0) return 0;
  if(i < j) return 0;
  return Stirmemo[i][j] = Stir(i-1, j-1) + j * Stir(i-1, j) % MOD;
}

ll pow2[3010 * 3010+1];
ll powpow2[3010+1];
void makePow(){
  pow2[0] = 1;
  rep(i, 3010 * 3010) pow2[i+1] = pow2[i] * 2 % MOD;
  powpow2[0] = 2;
  rep(i, 3010) powpow2[i+1] = powpow2[i] * powpow2[i] % MOD;
}

int main(){
  cin >> N >> MOD;
  Memoinit();
  COMinit();
  makePow();
  ll ans = 0;
  for(ll i = 0; i <= N; i++){//i種類足りない
    ll plus = 0;
    for(ll j = 0; j <= i; j++){//i種類をj組に分ける
      ll add = Stir(i, j) + (j+1) * Stir(i, j+1) % MOD;
      add %= MOD;
      add *= pow2[(N-i) * j] * powpow2[N-i] % MOD;
      add %= MOD;
      plus += add;
      plus %= MOD;
    }
    plus *= comb(N, i);
    plus %= MOD;
    if(i & 1) ans -= plus;
    else ans += plus;
    ans %= MOD;
    ans += MOD;
    ans %= MOD;
  }
  cout << ans << endl;
}


Measured memory_bytes: 146560