1 6 3 8 5 9 July 8, 2019 16 32 64 128 3 8 3z 5 9z 1 6 4 9 1 8 3 5 6 in fraction 5 5 6 3 8 9 x 1 1 9 diphenyl 1 3 6 8 nonatetraen 5 one 1 9-diphenyl nona-1 3 6 8-tetraen-5-one 3 x 6 )=( 2x 1 5 8 9 Zahlenreihe 8 3 1 5 9 6