n = int(input())
a = [[0 for j in range(n)] for i in range(n)]
# 先赋值左对角线
for i in range(n):
a[i][i] = i + 1
# 以列为大方向,从1~n列
for j in range(1, n):
# 以行为小方向,从j-1~0
for i in range(j - 1, -1, -1):
a[i][j] = a[i + 1][j] + a[i][j - 1]
for i in range(n):
for j in range(n):
if a[i][j] == 0:
print('%5s' % ' ', end='')
else:
print('%5d' % (a[i][j]), end='')
print()
/**************************************************************
Problem: 1205
User: admin
Language: Python
Result: Accepted
Time:100 ms
Memory:34480 kb
****************************************************************/