Hilbert-Waring Theorem/Particular Cases/6

Particular Case of the Hilbert-Waring Theorem: $k = 6$
The Hilbert-Waring Theorem states that:

The case where $k = 6$ is:

Every positive integer can be expressed as the sum of at most $73$ positive sixth powers.

That is:
 * $g \left({6}\right) = 73$