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A081604 String-length of ternary representation of n. +0
17
1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 (list; graph; listen)
OFFSET

0,4

COMMENT

a(n)=A081602(n)+A062756(n)+A081603(n);

for n>0: a(n)=A062153(n)+1.

0<=A134021(n)-a(n)<=1; a(A134025(n))=A134021(A134025(n)); a(A134026(n))=A134021(A134026(n))-1. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 19 2007

LINKS

R. Zumkeller, Table of n, a(n) for n = 0..10000

Eric Weisstein's World of Mathematics, Ternary.

CROSSREFS

Cf. A007089.

Sequence in context: A095139 A109038 A080342 this_sequence A123119 A099396 A126235

Adjacent sequences: A081601 A081602 A081603 this_sequence A081605 A081606 A081607

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Mar 23 2003

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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