I took the index on the words, converted the amount to binary, extra 3 zeros, calculated the sha256 digest, took the 1st Element of the hexadecimal to transform it to binary, added a few zeros for the 8 digits from the binary and received 00000010011 which interprets to 19 in https://mysocialport.com/story4241620/a-review-of-bip39-phrase-list