I took the index of your words, transformed the selection to binary, extra three zeros, calculated the sha256 digest, took the 1st Element of the hexadecimal to transform it to binary, added three zeros towards the 8 digits of the binary and got 00000010011 which interprets to 19 in decimal. https://socialwebconsult.com/story4222333/fascination-about-invalid-bip39-phrase