I took the index in the words, converted the amount to binary, added three zeros, calculated the sha256 digest, took the primary part of the hexadecimal to convert it to binary, added three zeros towards the eight digits with the binary and obtained 00000010011 which interprets to 19 in decimal. https://topsocialplan.com/story4308067/how-much-you-need-to-expect-you-ll-pay-for-a-good-valid-bip39-seed-phrase