#include <bits/stdc++.h>
#include <atcoder/modint>
using namespace std;
using namespace atcoder;
using ll = long long;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < n; i++)
#define rrep(i,n) for (int i = n-1; i >= 0; i--)
#define rep2(i,a,b) for (int i = a; i < b; i++)
#define rrep2(i,a,b) for (int i = a-1; i >= b; i--)
#define rep3(i,a,b,c) for (int i = a; i < b; i+=c)
#define rrep3(i,a,b,c) for (int i = a-1; i >= b; i-=c)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
template<class T> bool chmax(T &a, T b){if (a < b){a = b;return true;} else return false;}
template<class T> bool chmin(T &a, T b){if (a > b){a = b;return true;} else return false;}

ll n,s,A[8];

vector<ll>dfs(int l,int r){
    vector<ll>v;
    ll a=A[l];
    if(l==r)return{0};
    if(l+1==r){
        while(a<=s){
            v.push_back(a);
            a*=A[l];
        }
        return v;
    }
    vector<ll>w=dfs(l+1,r);
    while(a<=s){
        for(auto x:w){
            if(a+x<=s)v.push_back(a+x);
        }
        a*=A[l];
    }
    return v;
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cin>>n>>s;
    rep(i,n)cin>>A[i];
    vector<ll>vf=dfs(0,n/2),vb=dfs(n/2,n);
    sort(all(vb));
    ll ans=0;
    for(auto x:vf){
        if(x==1)continue;
        ans+=upper_bound(all(vb),s-x)-vb.begin();
    }
    cout<<ans<<"\n";
}