I took the index of the words, converted the quantity to binary, added a few zeros, calculated the sha256 digest, took the 1st Portion of the hexadecimal to transform it to binary, added a few zeros to the eight digits from the binary and received 00000010011 which interprets to 19 https://digibookmarks.com/story18822373/helping-the-others-realize-the-advantages-of-bip39-mnemonic-phrase-tool