Random Seed In R A BIP39 mnemonic sentence is really a set of words (most often 12 or 24) that we can communicate with a lot more successfully than other figures that are not words (bits and numbers and the like). BIP39's function in introducing the use of mnemonic words https://bookmarkextent.com/story20172288/bip39-crate-the-basic-principles-of-seed-phrase-generator