I took the index of the words, converted the selection to binary, additional 3 zeros, calculated the sha256 digest, took the very first Portion of the hexadecimal to transform it to binary, added 3 zeros to the eight digits of the binary and acquired 00000010011 which translates to 19 in https://linkedbookmarker.com/story4481158/how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-seed-phrase-mnemonics-generator