#include <bits/stdc++.h>
using namespace std;
#define all(v) (v).begin(), (v).end()
#define debug(x) cout << #x << " = " << x << endl
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
inline ll Mod(ll x, ll mod) { return x % mod >= 0 ? x % mod : x % mod + mod; }

ll *tri = new ll[20000001];
ll *penta = new ll[20000001];
ll *hexa = new ll[20000001];
const ll N = 20000000;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    tri[0] = penta[0] = hexa[0] = 0;
    for (ll i = 1; i <= N; i++)
    {
        tri[i] = i * (i + 1) / 2;
        penta[i] = i * (3 * i - 1) / 2;
        hexa[i] = i * (2 * i - 1);
    }
    vector<ll> ans;
    ans.reserve(1000);
    ll n, a, b;
    cin >> n >> a >> b;
    if (a == 3)
    {
        ll i = 1;
        while (tri[i] < n)
        {
            if (binary_search(penta, penta + N + 1, tri[i]))
                ans.emplace_back(tri[i]);
            i++;
        }
    }

    else if (a == 5)
    {
        ll i = 1;
        while (hexa[i] < n)
        {
            if (binary_search(penta, penta + N + 1, hexa[i]))
                ans.emplace_back(hexa[i]);
            i++;
        }
    }
    sort(all(ans));
    for (ll i : ans)
        cout << i << '\n';

    delete[] penta, hexa, tri;
}