#include<stdio.h>
#define Min(a,b)	(a<b?a:b)
int n,x,min;
long long s;
int main()
{
	scanf("%d %d",&n,&x);
	min=x;s=x;
	for(int i=2;i<=n;i++)
	{
		x=(379*x+131)%997;
		min=Min(min,x);
		s+=min;
	}
	printf("%lld",s);
	return 0;
} 
/**************************************************************
	Problem: 1650
	User: admin
	Language: C
	Result: Accepted
	Time:16 ms
	Memory:1144 kb
****************************************************************/