I took the index of your words, converted the amount to binary, included three zeros, calculated the sha256 digest, took the primary Section of the hexadecimal to transform it to binary, additional 3 zeros towards the eight digits of the binary and acquired 00000010011 which interprets to 19 in decimal. https://bookmarkick.com/story19023620/examine-this-report-on-bip39-mnemonic-phrase-tool