infinite = 0
while infinite == 0:
    bsquares = int(input("Square unit length: "))
    tsquares = 0
    while bsquares != 0:
        tsquares = tsquares + (bsquares*bsquares)
        print(bsquares)
        print(tsquares)
        bsquares = bsquares - 1
    print(tsquares)