I took the index of the words, converted the selection to binary, additional a few zeros, calculated the sha256 digest, took the initial Component of the hexadecimal to transform it to binary, added 3 zeros into the 8 digits in the binary and acquired 00000010011 which interprets to 19 in https://apollobookmarks.com/story18774790/the-5-second-trick-for-ledger-seed-phrase-bip39