👉 In mathematics, a senecioid is a type of algebraic number. A senecioid is defined as an algebraic number that can be expressed in terms of radicals and powers of two and its conjugates. A senecioid has a property where it satisfies the equation x^2 + 4a = (x - b)^2, where a and b are integers with b > 0. This equation is known as the "senecian equation" or "senecian