I took the index on the words, transformed the quantity to binary, added three zeros, calculated the sha256 digest, took the very first Element of the hexadecimal to transform it to binary, included a few zeros into the eight digits in the binary and acquired 00000010011 which translates to 19 https://prbookmarkingwebsites.com/story22073736/how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-definition