#include using namespace std; const int N = 1 << 10; int n, a[N][N], cnt; void solve(int xl, int xr, int yl, int yr, bool t) { if(xr - xl == 2) { if(t) { a[xl][yl] = cnt ++; a[xl + 1][yl + 1] = cnt ++; a[xl + 1][yl] = cnt ++; a[xl][yl + 1] = cnt ++; }else{ a[xl][yl] = cnt ++; a[xl + 1][yl + 1] = cnt ++; a[xl][yl + 1] = cnt ++; a[xl + 1][yl] = cnt ++; } return; } solve(xl, xl + xr >> 1, yl, yl + yr >> 1, t); solve(xl + xr >> 1, xr, yl, yl + yr >> 1, 0); solve(xl, xl + xr >> 1, yl + yr >> 1, yr, 0); solve(xl + xr >> 1, xr, yl + yr >> 1, yr, t); } int main() { cin >> n; if(n == 1) { puts("-1"); return 0; } solve(0, 1 << n, 0, 1 << n, 1); for(int i = 0; i < (1 << n); i ++) { for(int j = 0; j < (1 << n); j ++) cout << a[i][j] << " "; cout << "\n"; } }