18*13*17*16*15*14*12*81*83*87*86*85*84*82*31*38*37*36*35*34*32*71*78*73*76*75*74*72*61*68*63*67*65*64*62*51*58*53*57*56*54*52*41*48*43*47*46*45*42*21*28*23*27*26*25*24*