Brousseau, A. "A Sequence of Power Formulas." Fib. Quart.6, 81-83, 1968.Brousseau, A. Fibonacci
and Related Number Theoretic Tables. San Jose, CA: Fibonacci Association,
p. 74, 1972.Sloane, N. J. A. Sequence A003267/M4272
in "The On-Line Encyclopedia of Integer Sequences."