I took the index in the words, converted the amount to binary, extra 3 zeros, calculated the sha256 digest, took the 1st Portion of the hexadecimal to transform it to binary, added 3 zeros into the 8 digits from the binary and obtained 00000010011 which interprets to 19 in decimal. https://cheapbookmarking.com/story18755674/new-step-by-step-map-for-ledger-seed-phrase-bip39