I took the index of the words, converted the number to binary, extra 3 zeros, calculated the sha256 digest, took the first Section of the hexadecimal to convert it to binary, included 3 zeros to your eight digits of the binary and acquired 00000010011 which interprets to 19 in decimal. https://bookmarkedblog.com/story19774176/how-much-you-need-to-expect-you-ll-pay-for-a-good-valid-bip39-seed-phrase