ANSWER:
This is not from the sunnah.
https://www.assimalhakeem.net/shaikh-i-have-a-question-regarding-laylatul-qadr-do-we-have-to-find-the-laylatul-qadr-in-the-last-10-nights-of-ramadhan-or-only-the-odd-nights-as-in-islamqa-it-says-it-is-likely-to-be-found-in-the/