I took the index of the words, transformed the number to binary, included a few zeros, calculated the sha256 digest, took the first Section of the hexadecimal to convert it to binary, extra three zeros to the 8 digits of the binary and acquired 00000010011 which translates to 19 in https://dftsocial.com/story19608268/helping-the-others-realize-the-advantages-of-bip39-seed-phrase-mnemonics-generator