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Search: id:A131668
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A131668 Smallest number whose sum of digits is 2n+1. +0
2
1, 3, 5, 7, 9, 29, 49, 69, 89, 199, 399, 599, 799, 999, 2999, 4999, 6999, 8999, 19999, 39999, 59999, 79999, 99999, 299999, 499999, 699999, 899999, 1999999, 3999999, 5999999, 7999999, 9999999, 29999999, 49999999, 69999999, 89999999, 199999999 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Cf. A051885.

Sequence in context: A100028 A053681 A135773 this_sequence A119252 A081434 A007632

Adjacent sequences: A131665 A131666 A131667 this_sequence A131669 A131670 A131671

KEYWORD

nonn,base

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Oct 03 2007

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


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