I took the index in the words, converted the variety to binary, added a few zeros, calculated the sha256 digest, took the very first Portion of the hexadecimal to convert it to binary, additional 3 zeros to your eight digits on the binary and acquired 00000010011 which translates to 19 https://tinybookmarks.com/story18818339/considerations-to-know-about-bip39-seed-phrase-generator