I took the index in the words, converted the variety to binary, added 3 zeros, calculated the sha256 digest, took the 1st Section of the hexadecimal to transform it to binary, included a few zeros to the eight digits of your binary and bought 00000010011 which interprets to 19 in https://echobookmarks.com/story18786609/5-essential-elements-for-bip39-explained