I took the index from the words, transformed the amount to binary, included a few zeros, calculated the sha256 digest, took the very first Portion of the hexadecimal to transform it to binary, extra three zeros on the eight digits from the binary and obtained 00000010011 which interprets to 19 https://alphabookmarking.com/story18922349/helping-the-others-realize-the-advantages-of-bip39-seed-phrase-mnemonics-generator