Least common multiple of a range of numbers

lcm_range.py

import functools
import numpy as np

for k in range(2, 21):
    digits = range(1, k)
    i = abs(functools.reduce(np.lcm, digits))
    print(f"The least common multiple of {digits} is {i}")


# Output:
# The least common multiple of range(1, 2) is 1
# The least common multiple of range(1, 3) is 2
# The least common multiple of range(1, 4) is 6
# The least common multiple of range(1, 5) is 12
# The least common multiple of range(1, 6) is 60
# The least common multiple of range(1, 7) is 60
# The least common multiple of range(1, 8) is 420
# The least common multiple of range(1, 9) is 840
# The least common multiple of range(1, 10) is 2520