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A076877 A020330(n) / n. 8
3, 5, 5, 9, 9, 9, 9, 17, 17, 17, 17, 17, 17, 17, 17, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 129, 129, 129, 129, 129, 129 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..69.

R. Stephan, Some divide-and-conquer sequences ...

R. Stephan, Table of generating functions

FORMULA

a(n) = 1 + 2^(1+Log2(n)), with Log2 = A000523.

EXAMPLE

12->'1100'->'1100'1100'='11001100'->204=A020330(12): a(12)=A020330(12)/12=204/12=17.

CROSSREFS

Equals 1+2*A053644(n) and A062383(n)+1.

Sequence in context: A087349 A212631 A090792 * A120841 A145282 A049757

Adjacent sequences:  A076874 A076875 A076876 * A076878 A076879 A076880

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Nov 25 2002

STATUS

approved

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Last modified June 27 11:25 EDT 2017. Contains 288788 sequences.