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#include <cstdio>

bool related(int x,int target)
{
    if(x %target==0)
        return true;
    while(x>0)
    {
        if(x%10==target)
            return true;
        x/=10;
    }
    return false;
}

int main(void)
{
    int i,N,sum;
    scanf("%d",&N);
    sum=0;
    for(i=1;i<=N;i++)
    {
        if(!related(i,3) && !related(i,5))
        {
            sum+=i*i;
        }
    }
    printf("%d\n",sum);
    return 0;
}