I took the index on the words, transformed the amount to binary, additional a few zeros, calculated the sha256 digest, took the very first Component of the hexadecimal to convert it to binary, additional 3 zeros for the 8 digits in the binary and acquired 00000010011 which translates to 19 https://guidemysocial.com/story4304188/top-guidelines-of-bip39-word-list-pdf