Bip39 Vs Slip39. As the 24th is really a checksum word, a list of 8 valid candidate words are calculated utilizing the Python script 24thword.py. The entropy we make needs to be a many of 32 bits, as that enables us to split the entropy up in to even chunks https://directoryglobals.com/listings13117243/bip39-https-linktr-ee-bip39-fascination-about-bip39-word-list-pdf