I took the index of the words, transformed the variety to binary, included 3 zeros, calculated the sha256 digest, took the very first Section of the hexadecimal to convert it to binary, included three zeros towards the 8 digits of the binary and bought 00000010011 which translates to 19 in https://royalbookmarking.com/story19593869/the-definitive-guide-to-bip39-seed-phrase