I took the index in the words, converted the amount to binary, extra 3 zeros, calculated the sha256 digest, took the primary Section of the hexadecimal to convert it to binary, added a few zeros to the 8 digits of the binary and obtained 00000010011 which interprets to 19 in https://freebookmarkpost.com/story18799277/getting-my-bip39-words-to-numbers-to-work