#include<bits/stdc++.h>
using namespace std;
int n,x,a[100001],k,sum;
int main(){
    cin>>n>>x;
    sum = k = a[1] = x;
    for(int i=2;i<=n;i++) {
        a[i]=(379*a[i-1]+131)%997;
    }
    for(int i=2;i<=n;i++){
        if(k > a[i]) {
            a[i] = k;
        }else{
            k = a[i];
        }
        sum += a[i];
    }
    cout<<sum;
    return 0;
}
/**************************************************************
	Problem: 1649
	User: liyunshuo
	Language: C++
	Result: Accepted
	Time:18 ms
	Memory:2464 kb
****************************************************************/