I took the index in the words, converted the range to binary, added 3 zeros, calculated the sha256 digest, took the 1st Element of the hexadecimal to convert it to binary, extra a few zeros towards the 8 digits of your binary and got 00000010011 which interprets to 19 in https://thefairlist.com/story9717496/examine-this-report-on-bip39-mnemonic-phrase-tool