I took the index of the words, converted the amount to binary, added 3 zeros, calculated the sha256 digest, took the very first Section of the hexadecimal to convert it to binary, added a few zeros for the eight digits from the binary and acquired 00000010011 which interprets to 19 https://getsocialsource.com/story4238658/helping-the-others-realize-the-advantages-of-bip39-mnemonic-phrase-tool