33325056domain: NAppears in sequencesa(n) = 16*a(n-1) - 56*a(n-2) for n>1, with a(0)=1, a(1)=16.at n=7A154348a(0) = 0; a(n) = ( (n + sqrt(n))^n - (n - sqrt(n))^n )/(2 * sqrt(n)).at n=8A360766