I took the index of the words, converted the range to binary, added a few zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to transform it to binary, extra three zeros for the 8 digits of your binary and acquired 00000010011 which interprets to 19 https://minibookmarks.com/story18808253/the-5-second-trick-for-ledger-seed-phrase-bip39