I took the index of your words, converted the amount to binary, additional three zeros, calculated the sha256 digest, took the initial Section of the hexadecimal to transform it to binary, included 3 zeros to your eight digits on the binary and obtained 00000010011 which interprets to 19 in decimal. https://mysocialguides.com/story4226947/new-step-by-step-map-for-ledger-seed-phrase-bip39