0^^^^2 = 1 or undefined 1^^^^2 = 1 2^^^^2 = 4 3^^^^2 = 1.25801429062749...*(10^^7625597484987) 4^^^^2 = 2.36102267...*(10^^(10^(10^154))) 4^^^^2 but silly = (10^^(10^(10^154)))2.36102267...*
