I took the index of the words, transformed the quantity to binary, additional three zeros, calculated the sha256 digest, took the 1st A part of the hexadecimal to transform it to binary, additional a few zeros to the 8 digits on the binary and bought 00000010011 which interprets to 19 https://thebookmarkking.com/story18871309/new-step-by-step-map-for-bip39-english-words