I took the index in the words, converted the range to binary, additional three zeros, calculated the sha256 digest, took the primary Element of the hexadecimal to transform it to binary, included a few zeros into the eight digits with the binary and obtained 00000010011 which interprets to 19 in https://bookmarksaifi.com/story18879355/the-ultimate-guide-to-bip39-seed-phrase-mnemonics-generator