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A080764 First differences of A049472, floor(n/sqrt(2)). +0
4
1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0 (list; graph; listen)
OFFSET

0,1

COMMENT

Fixed point of the morphism 0->{1}, 1->{1,1,0}. - Benoit Cloitre (benoit7848c(AT)orange.fr), May 31 2004

LINKS

Joerg Arndt, Fxtbook

MATHEMATICA

Nest[ Flatten[ # /. {0 -> 1, 1 -> {1, 1, 0}}] &, {1}, 7] (from Robert G. Wilson v (rgwv(AT)rgwv.com), Apr 16 2005)

NestList[ Flatten[ # /. {0 -> {1}, 1 -> {1, 0, 1}}] &, {1}, 5] // Flatten (* or *)

t = Table[Floor[n/Sqrt[2]], {n, 111}]; Drop[t, 1] - Drop[t, -1] (from Robert G. Wilson v (rgwv(at)rgwv.com), Nov 03 2005)

CROSSREFS

Sequence in context: A015923 A014768 A015527 this_sequence A014114 A014219 A065828

Adjacent sequences: A080761 A080762 A080763 this_sequence A080765 A080766 A080767

KEYWORD

nonn

AUTHOR

Matthew Vandermast (ghodges14(AT)comcast.net), Mar 25 2003

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.


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