import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int in = scanner.nextInt();
int row = 1;//行数
int rowFirst = 1;//每一行的第一个数据
int rowLength = in;//每一行的长度
for (int i = 0; i < in; i++) {
rowFirst = rowFirst + i;
int rowNext = rowFirst;//每一行的下一个数据
int dVal = row + 1;//每一行的每一列之间的差值
String rowStr = "";//每一行的输出字符串
for (int j = 0; j < rowLength; j++) {
rowStr = rowStr + rowNext + " ";
rowNext = rowNext + dVal;
dVal++;
}
System.out.println(rowStr);
row++;
rowLength--;
}
}
}
public class Main{
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int in = scanner.nextInt();
int row = 1;//行数
int rowFirst = 1;//每一行的第一个数据
int rowLength = in;//每一行的长度
for (int i = 0; i < in; i++) {
rowFirst = rowFirst + i;
int rowNext = rowFirst;//每一行的下一个数据
int dVal = row + 1;//每一行的每一列之间的差值
String rowStr = "";//每一行的输出字符串
for (int j = 0; j < rowLength; j++) {
rowStr = rowStr + rowNext + " ";
rowNext = rowNext + dVal;
dVal++;
}
System.out.println(rowStr);
row++;
rowLength--;
}
}
}

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