I took the index from the words, transformed the quantity to binary, extra a few zeros, calculated the sha256 digest, took the primary Element of the hexadecimal to convert it to binary, extra a few zeros towards the eight digits of the binary and received 00000010011 which interprets to 19 https://yourbookmarklist.com/story19197912/not-known-factual-statements-about-bip39-explained