I took the index of the words, converted the amount to binary, additional 3 zeros, calculated the sha256 digest, took the initial Component of the hexadecimal to transform it to binary, extra 3 zeros on the 8 digits with the binary and obtained 00000010011 which interprets to 19 in decimal. https://bookmarkhard.com/story18882760/the-ultimate-guide-to-bip39-seed-phrase-github