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... 28=1+2+3+4+5+6+7 ... The subtle formula for the Artin conjecture and the plain line of the factors for the number 28 blended seemlessly, surrounding us where we sat on the bench. The figures became stitches in the elaborate pattern women in the dirt. I sat utterly still, afraid I might accidentally erase part of the design. It seemed as though the secret of the universe had miraculously appeared right here at our feet, as though God's notebook had opened under our bench... p46