I took the index on the words, converted the range to binary, added 3 zeros, calculated the sha256 digest, took the first part of the hexadecimal to convert it to binary, added 3 zeros to your 8 digits on the binary and bought 00000010011 which translates to 19 in decimal. https://altbookmark.com/story20623733/top-latest-five-bip39-words-urban-news