I took the index from the words, converted the selection to binary, additional 3 zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to convert it to binary, extra three zeros to the eight digits from the binary and bought 00000010011 which interprets to 19 in https://thesocialroi.com/story8574849/the-5-second-trick-for-ledger-seed-phrase-bip39