I took the index on the words, converted the range to binary, added a few zeros, calculated the sha256 digest, took the very first Section of the hexadecimal to transform it to binary, additional 3 zeros into the 8 digits in the binary and received 00000010011 which interprets to 19 https://cheapbookmarking.com/story19064646/the-ultimate-guide-to-bip39-seed-phrase-mnemonics-generator