I took the index in the words, converted the selection to binary, included 3 zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to transform it to binary, included a few zeros to your 8 digits with the binary and acquired 00000010011 which translates to 19 https://bookmarkinginfo.com/story18838544/not-known-facts-about-bip39-english-words