I took the index of the words, converted the range to binary, additional a few zeros, calculated the sha256 digest, took the initial Component of the hexadecimal to convert it to binary, extra a few zeros into the eight digits of your binary and received 00000010011 which translates to 19 https://cyberbookmarking.com/story18745419/ledger-seed-phrase-bip39-no-further-a-mystery