User blog comment:Primussupremus/Extending my notation to incorporate multiple entries./@comment-30754445-20170502193429

Perfect.

The definition is clean, and the extension really does make the notation more powerful.

Now we could write: {3,3,3 | 3,3 # (10100)} and get to fω×2(10100).

Can't wait to see what you have planned for the next level.