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 A111412 f(f(n+1))-f(f(n)), where f(m) = wt(m) = A000120(m). 0
 1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 1, 0, -1, 0, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 1, 0, -1, 1, -1, 0, 1, 0, -1, 0, 1, -1, 1, 0, 0, -1, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 1, 0, -1, 1, -1, 0, 1, 0, -1, 0, 1, -1, 1, 0, 0, -1, 1, 0, -1, 1, -1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS CROSSREFS Sequence in context: A266243 A266608 A066288 * A080111 A204545 A185116 Adjacent sequences:  A111409 A111410 A111411 * A111413 A111414 A111415 KEYWORD sign AUTHOR N. J. A. Sloane, Nov 12 2005 EXTENSIONS Definition corrected by N. J. A. Sloane, Feb 14 2018 STATUS approved

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Last modified July 18 07:10 EDT 2019. Contains 325134 sequences. (Running on oeis4.)