I took the index in the words, converted the amount to binary, additional three zeros, calculated the sha256 digest, took the primary Section of the hexadecimal to convert it to binary, additional 3 zeros on the 8 digits of your binary and bought 00000010011 which interprets to 19 in decimal. https://bookmarkwuzz.com/story18795094/not-known-facts-about-bip39-english-words