I took the index from the words, transformed the amount to binary, additional 3 zeros, calculated the sha256 digest, took the primary A part of the hexadecimal to convert it to binary, extra a few zeros to the 8 digits of the binary and acquired 00000010011 which translates to 19 https://blogfreely.net/travenmdoq/h1-b-bip39-word-listing-explained-your-important-source-for-creating-secure