I took the index on the words, transformed the range to binary, extra 3 zeros, calculated the sha256 digest, took the first A part of the hexadecimal to convert it to binary, added a few zeros to the eight digits from the binary and received 00000010011 which translates to 19 https://bookmarkpagerank.com/story18917469/not-known-facts-about-bip39-english-words