I took the index of the words, converted the quantity to binary, additional 3 zeros, calculated the sha256 digest, took the main Portion of the hexadecimal to convert it to binary, included 3 zeros towards the eight digits from the binary and bought 00000010011 which interprets to 19 in decimal. https://alphabookmarking.com/story18916476/the-ultimate-guide-to-bip39-seed-phrase-mnemonics-generator