I took the index on the words, transformed the variety 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 into the eight digits with the binary and acquired 00000010011 which interprets to 19 in https://yourbookmarklist.com/story19117605/the-5-second-trick-for-ledger-seed-phrase-bip39