I took the index with the words, transformed the selection to binary, additional 3 zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to convert it to binary, extra a few zeros to the 8 digits of your binary and received 00000010011 which translates to 19 https://7bookmarks.com/story19346514/examine-this-report-on-bip39-passphrase