I took the index from the words, converted the variety to binary, included 3 zeros, calculated the sha256 digest, took the first Element of the hexadecimal to convert it to binary, extra 3 zeros to your eight digits from the binary and received 00000010011 which translates to 19 in decimal. https://thesocialroi.com/story8553621/top-latest-five-bip39-words-urban-news