fn main() {
    let mut k = String::new();
    std::io::stdin().read_line(&mut k).ok();
    let k: usize = k.trim().parse().unwrap();
    
    let upper: usize = 1<<k;
    let lower: usize = 1;
    let mid: usize = (upper + lower) / 2;
    let mut result: Vec<usize> = vec![];
    let mut temp: Vec<usize> = vec![];
    temp.push(lower);
    temp.push(mid);
    temp.push(upper);
    result.push(upper-1);
    result.push(mid);
    for i in 0..(k-1) {
        let lim = temp.len() - 1;
        for j in 0..lim {
            temp.push((temp[j+1] + temp[j]) / 2);
            result.push((temp[j+1] + temp[j]) / 2);
        }
        if i < k-2 {
            temp.sort();
        }
    }
    result.pop();
    println!("{}", result.iter().map(|i| i.to_string()).collect::<Vec<String>>().join(" "));
}