I took the index with the words, transformed the range to binary, extra a few zeros, calculated the sha256 digest, took the first Portion of the hexadecimal to transform it to binary, additional a few zeros for the 8 digits on the binary and acquired 00000010011 which interprets to 19 https://nanobookmarking.com/story18728376/the-ultimate-guide-to-bip39-seed-phrase-github