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A179085 Odd numbers having an odd sum of digits in their decimal representation. 8
1, 3, 5, 7, 9, 21, 23, 25, 27, 29, 41, 43, 45, 47, 49, 61, 63, 65, 67, 69, 81, 83, 85, 87, 89, 111, 113, 115, 117, 119, 131, 133, 135, 137, 139, 151, 153, 155, 157, 159, 171, 173, 175, 177, 179, 191, 193, 195, 197, 199, 201, 203, 205, 207, 209, 221, 223, 225, 227 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(n) = A030142(n) for n <= 25;

intersection of A005408 and A054684: A000035(a(n))*A179081(a(n))=1;

complement of A179084 with respect to A005408;

complement of A179083 with respect to A054684;

a(n) mod 2 = 1 and A007953(a(n)) mod 2 = 1.

LINKS

R. Zumkeller, Table of n, a(n) for n = 1..1000

Index entries for 10-automatic sequences.

Index entries for Colombian or self numbers and related sequences

MATHEMATICA

Select[Range[1, 227, 2], OddQ[Total[IntegerDigits[#]]] &] (* Jayanta Basu, May 07 2013 *)

CROSSREFS

Sequence in context: A003052 A003219 A030142 * A076185 A101813 A134719

Adjacent sequences:  A179082 A179083 A179084 * A179086 A179087 A179088

KEYWORD

base,nonn,easy

AUTHOR

Reinhard Zumkeller, Jun 28 2010

STATUS

approved

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Last modified October 16 20:23 EDT 2019. Contains 328103 sequences. (Running on oeis4.)