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 A217207 Start with a(1)=0; then a(n) = (curling number of (a(1),...,a(n-1)) mod 2. 1
 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS CROSSREFS Cf. A090822, A217206, A216730 (for definition of curling number). Sequence in context: A127000 A103226 A080886 * A083924 A171587 A284627 Adjacent sequences:  A217204 A217205 A217206 * A217208 A217209 A217210 KEYWORD nonn AUTHOR N. J. A. Sloane, following a suggestion from Russell Sutherland, Sep 28 2012 STATUS approved

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Last modified April 23 09:42 EDT 2021. Contains 343204 sequences. (Running on oeis4.)