No, not according to the article I linked to above, although that was just a beta version of iOS, or the Logitech website which says the Crayon is compatible with all iPads from 2018 onwards -Yes, I just noticed that.
https://www.cnet.com/news/logitech-crayon-now-works-with-more-ipads-thanks-to-ios-12-2/
So, that was as of just two weeks ago. However, does that include the 2017 iPad Pros?
https://www.logitech.com/en-us/product/grab-a-crayon?crid=1830#specification-tabular
Compatible devices are shown as -
iPad Pro 12.9-inch (3rd gen)
iPad Pro 11-inch
iPad (6th gen)
iPad Air (3rd gen)
iPad mini (5th gen)