I took the index of the words, converted the number to binary, added 3 zeros, calculated the sha256 digest, took the primary Component of the hexadecimal to transform it to binary, extra 3 zeros into the eight digits of your binary and bought 00000010011 which interprets to 19 in decimal. https://toplistar.com/story20807844/the-fact-about-bip39-seed-phrase-word-list-that-no-one-is-suggesting