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Search: id:A160123
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A160123 a(n) = A160121(n+1)/3. +0
6
1, 1, 3, 1, 3, 3, 7, 3, 3, 3, 7, 5, 7, 9, 17, 9, 3 (list; graph; listen)
OFFSET

1,3

COMMENT

Also, first differences of A161910. [From Omar E. Pol (info(AT)polprimos.com), Jun 21 2009]

CROSSREFS

Y-Toothpick sequence: A160120. Cf. A160121, A160122.

Cf. A139250, A139251. [From Omar E. Pol (info(AT)polprimos.com), Jun 16 2009]

Cf. A161831, A161427, A161910. [From Omar E. Pol (info(AT)polprimos.com), Jun 21 2009]

Sequence in context: A038573 A151837 A163381 this_sequence A147610 A133579 A163270

Adjacent sequences: A160120 A160121 A160122 this_sequence A160124 A160125 A160126

KEYWORD

more,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), May 02 2009

EXTENSIONS

More terms from Omar E. Pol (info(AT)polprimos.com), Jun 16 2009

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.


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