I took the index on the words, converted the quantity to binary, extra 3 zeros, calculated the sha256 digest, took the initial Section of the hexadecimal to transform it to binary, extra 3 zeros for the 8 digits on the binary and received 00000010011 which translates to 19 in decimal. https://socialioapp.com/story4441842/5-simple-techniques-for-bip39-seed-phrase