#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000000

long long S;

void get(vector<long long> a,vector<long long> &t,int c,long long s){
	if(a.size()==c){
		t.push_back(s);
		return;
	}
	long long tt = 1;
	rep(i,30){
		if(s+tt>S)break;
		if(i!=0)get(a,t,c+1,s+tt);
		tt *= a[c];
	}
}

int main(){
	
	int n;
	cin>>n;
	
	cin>>S;
	
	vector<long long> a(n);
	rep(i,n)cin>>a[i];
	
	vector<long long> b;
	while(a.size()>b.size()){
		b.push_back(a.back());
		a.pop_back();
	}
	vector<long long> x,y;
	get(a,x,0,0);
	get(b,y,0,0);
	
	sort(x.begin(),x.end());
	long long ans = 0;
	rep(i,y.size()){
		ans += distance(x.begin(),lower_bound(x.begin(),x.end(),S-y[i]+1));
	}
	cout<<ans<<endl;
	
    return 0;
}