I took the index of the words, converted the quantity to binary, additional 3 zeros, calculated the sha256 digest, took the primary Component of the hexadecimal to transform it to binary, added 3 zeros towards the eight digits in the binary and acquired 00000010011 which translates to 19 in decimal. https://bookmarklinking.com/story4970513/little-known-facts-about-bip39-seed-phrase-list