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A140134 a(n)=2a(n-1) but when sum of digits is greather than 9 take greater number below with digits sum = 9. 0
1, 2, 4, 8, 16, 32, 63, 126, 252, 504, 1008, 2016, 4032, 8001, 16002, 32004, 63000, 126000, 252000, 504000, 1008000, 2016000, 4032000, 8001000, 16002000, 32004000, 63000000, 126000000, 252000000, 504000000, 1008000000, 2016000000 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A062259.

Sequence in context: A001949 A001592 A194629 * A049886 A128901 A025489

Adjacent sequences:  A140131 A140132 A140133 * A140135 A140136 A140137

KEYWORD

nonn,base

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Jun 15 2008

EXTENSIONS

Keyword base added by Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 25 2010

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Last modified February 13 19:19 EST 2012. Contains 205536 sequences.