I took the index in the words, transformed the amount to binary, additional 3 zeros, calculated the sha256 digest, took the primary Section of the hexadecimal to convert it to binary, additional three zeros towards the 8 digits from the binary and received 00000010011 which translates to 19 in decimal. https://seolistlinks.com/story20138230/examine-this-report-on-bip39-passphrase