CSES Two Knights
// compile: g++ -o data data.cpp -std=gnu++20 -DLOCAL
// run: ./data < data.in
#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#ifdef LOCAL
#endif
#define sz(v) ((int)(v).size())
#define PV(v) for (int i=0;i<v.size();++i)cout<<v[i]<<" ";cout<<endl;
#define INTINF 9223372036854775807
#define int long long
#define MAXN 10010

using namespace std;

int n;
int bad[MAXN];

int32_t main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    cin >> n;
    memset(bad, 0, sizeof(bad));
    bad[3] = 8;
    for (int i = 4; i <= n; ++i) bad[i] = bad[i-1] + (8*i - 16);
    for (int i = 1; i <= n; ++i) cout << i*i * (i*i - 1) / 2 - bad[i] << endl;

    return 0;
}
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Source: github.com/k4yt3x/flowerhd
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