I took the index with the words, converted the variety to binary, extra three zeros, calculated the sha256 digest, took the initial Portion of the hexadecimal to convert it to binary, additional 3 zeros into the 8 digits with the binary and got 00000010011 which interprets to 19 in decimal. https://mysocialquiz.com/story5125772/5-simple-techniques-for-bip39-word-list-pdf