288059973888domain: NAppears in sequencesa(n) = -4*a(n-1) + 6*a(n-2) for n > 1 with a(0) = 1 and a(1) = -6.at n=16A152223a(n)=4*a(n-1)+6*a(n-2), n>1 ; a(0)=1, a(1)=6 .at n=16A152224