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 A159195 Let S_0 = [1]; for n>0 let S_n be obtained from S_{n-1} by applying the morphism t -> |t-1|,t,t+1; sequence gives limiting value of S_{2n+1} as n -> oo. 0
 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 2, 3, 2, 3, 4, 1, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 2, 3, 2, 3, 4, 1, 0, 1, 0, 1, 2, 1, 2, 3, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS EXAMPLE S_0 = [1] S_1 = [0,1,2] S_2 = [1,0,1,0,1,2,1,2,3] S_3 = [0,1,2,1,0,1,0,1,2,1,0,1,0,1,2,1,2,3,0,1,2,1,2,3,2,3,4] etc. MATHEMATICA Nest[ Flatten[ # /. a_Integer -> {Abs[a - 1], a, a + 1}] &, {1}, 5] CROSSREFS Sequence in context: A179759 A257260 A334208 * A265859 A271420 A099313 Adjacent sequences:  A159192 A159193 A159194 * A159196 A159197 A159198 KEYWORD nonn AUTHOR Robert G. Wilson v, Apr 05 2009 EXTENSIONS Edited by N. J. A. Sloane, Apr 07 2009 STATUS approved

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Last modified May 11 03:20 EDT 2021. Contains 343784 sequences. (Running on oeis4.)