|
|
REFERENCES
|
C. Pickover, Mazes for the Mind, St. Martin's Press, NY, 1992, p. 350.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
|
|
|
MATHEMATICA
|
NestList[FromDigits[IntegerDigits[#, 2]]&, 11, 4] (* From Harvey P. Dale, Feb 28 2012 *)
|