This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A105499 Trajectory of 1 under the morphism 1->{2,1,2}, 2->{1,3,1}, 3->{3,2,3}. 0
 2, 1, 2, 3, 2, 3, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 1, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 1, 3, 1, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 1, 3, 1, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 1, 2, 1, 2, 3, 2, 3, 2, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 1, 3, 2, 3, 1, 3, 1, 3, 2, 3, 1, 3, 1, 2, 1, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Permutation of terdragon, characteristic polynomial -x^3+3*x^2+3*x-9=0. LINKS F. M. Dekking, Recurrent Sets, Advances in Mathematics, vol. 44, no.1, April 1982, page 94, section 4.10. MATHEMATICA Flatten[ Nest[ Flatten[ # /. {1 -> {2, 1, 2}, 2 -> {1, 3, 1}, 3 -> {3, 2, 3}} &], {1}, 5]] CROSSREFS Sequence in context: A051329 A173964 A205710 * A005812 A136625 A283431 Adjacent sequences:  A105496 A105497 A105498 * A105500 A105501 A105502 KEYWORD nonn AUTHOR Roger L. Bagula, May 02 2005 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.