I took the index of the words, converted the selection to binary, additional a few zeros, calculated the sha256 digest, took the 1st Component of the hexadecimal to convert it to binary, additional a few zeros on the 8 digits on the binary and acquired 00000010011 which interprets to 19 https://monobookmarks.com/story19383106/how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-definition