dom.rab

# #1
# matrix = []
# n = int(input())
# for i in range(n):
#     matrix.append([])
#     for j in range(n):
#         matrix[i].append(i * n + j +1)
# for el in matrix:
#     print(el, sep="")

#2
# matrix = []
# row, col = [int(x) for x in input().split(", ")]
# for i in range(row):
#     matrix.append([])
#     for j in range(col):
#         matrix[i].append(i * row + j +1)
# for el in matrix:
#     print(el, sep="")

#3
# matrix = []
# n = int(input())
# for i in range(n):
#     matrix.append([])
#     for j in range(n):
#         matrix[i].append(i * n + j +1)
# print([num for n in matrix for num in n])
#4
matrix = []
n = int(input())
for i in range(n):
    matrix.append([])
    for j in range(n):
        matrix[i].append(i * n + j +1)
for el in matrix:
    sum = 0
    for a in el:
        sum += a
    print(sum)
#5
# matrix = []
# n = int(input())
# for i in range(n):
#     matrix.append([])
#     for j in range(n):
#         matrix[i].append(i * n + j +1)
# sum = [0] * n
# for row in matrix:
#     for col in range(n):
#         sum[col] += row[col]
# for el in sum:
#     print(el)