for i in range(1,6):
    print((5-i)*'\t',end='')
    for j in range(6-i,i+5):
        print(i*j,end="\t")
    print()
for i in range(6,10):
    print(i*'\t',end='')
    for j in range(i+1,10-i):
        print(i*j,end="\t")
    print()