I took the index from the words, transformed the quantity to binary, extra a few zeros, calculated the sha256 digest, took the 1st Section of the hexadecimal to convert it to binary, added 3 zeros into the eight digits in the binary and bought 00000010011 which translates to 19 in https://yesbookmarks.com/story19121856/detailed-notes-on-copyright-wallet-seed-phrase-out-of-bip39