I took the index in the words, converted the amount to binary, added a few zeros, calculated the sha256 digest, took the 1st Component of the hexadecimal to transform it to binary, included a few zeros into the eight digits with the binary and got 00000010011 which interprets to 19 https://maximusbookmarks.com/story19286928/little-known-facts-about-bip39-seed-phrase-list