#include<bits/stdc++.h>
using namespace std;
int a[100001]; 
int main(){
	int n,x,i,mi,s=0;
	cin>>n>>x;
	mi = a[1] = x;
	for(i=2;i<=n;i++){
		a[i]=(379*a[i-1]+131)%997;
	}
	for(i=1;i<=n;i++){
		mi = min(mi,a[i]);
		s +=  mi;
	}
	cout<<s;
	return 0;
}

/**************************************************************
	Problem: 1650
	User: admin
	Language: C++
	Result: Accepted
	Time:17 ms
	Memory:2464 kb
****************************************************************/