#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: admin
	Language: C++
	Result: Accepted
	Time:21 ms
	Memory:2464 kb
****************************************************************/