) The function "f" can also be expressed in Conway chained arrow notation as formula_8, and this notation also provides the following bounds on "G"::formula_9===Magnitude===To convey the difficulty of appreciating the enormous size of Graham's number, it may be helpful to express—in terms of exponentiation alone—just the first term ("g"1) of the rapidly growing 64-term sequence.
) The function "f" can also be expressed in Conway chained arrow notation as formula_14, and this notation also provides the following bounds on "G"::formula_15===Magnitude===To convey the difficulty of appreciating the enormous size of Graham's number, it may be helpful to express—in terms of exponentiation alone—just the first term ("g"1) of the rapidly growing 64-term sequence.