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A214330 a(n) = A214551(n) mod 2. 4
1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0

LINKS

N. J. A. Sloane, Table of n, a(n) for n = 0..10000

N. J. A. Sloane, State diagram [State diagram for A214551 mod 2 for any three initial terms. Nodes are labeled with a(n-2) a(n-1) a(n), edges are labeled with a(n+1).]

FORMULA

Consists of an initial string 1110101010, followed by infinitely many strings of the form 0111010(10)* (see state diagram in link). If s denotes the string 0111010, then the sequence begins as follows:

1110101010s10ss10101010ss101010sss10s10s101010s10s101010101010s10101010\

ssss10101010s1010ss10s1010s10101010s1010s10s10sss10101010101010sss10101\

0ss10ss1010101010101010s10s1010101010sss101010s10ss10sss10s10s10101010s\

ss10s10sssss101010s10s10s1010ss1010s1010ss10s1010101010s10s101010s1010s\

...

CROSSREFS

Cf. A214551.

Sequence in context: A075439 A267853 A104338 * A266591 A132194 A174897

Adjacent sequences:  A214327 A214328 A214329 * A214331 A214332 A214333

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 26 2012

STATUS

approved

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Last modified May 25 20:58 EDT 2020. Contains 334597 sequences. (Running on oeis4.)