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A130175 2n+1 appears (last digit of 2n+1) times . 0
1, 3, 3, 3, 5, 5, 5, 5, 5, 7, 7, 7, 7, 7, 7, 7, 9, 9, 9, 9, 9, 9, 9, 9, 9, 11, 13, 13, 13, 15, 15, 15, 15, 15, 17, 17, 17, 17, 17, 17, 17, 19, 19, 19, 19, 19, 19, 19, 19, 19, 21, 23, 23, 23, 25, 25, 25, 25, 25, 27, 27, 27, 27, 27, 27, 27, 29, 29, 29, 29, 29, 29, 29, 29, 29, 31, 33, 33 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..78.

MATHEMATICA

Table[Table[n, {Mod[n, 10]}], {n, 1, 35, 2}]//Flatten (* Harvey P. Dale, Apr 24 2018 *)

CROSSREFS

Cf. A130146.

Sequence in context: A126661 A162226 A001650 * A200266 A101290 A080605

Adjacent sequences:  A130172 A130173 A130174 * A130176 A130177 A130178

KEYWORD

nonn,base

AUTHOR

Paul Curtz, Aug 05 2007

STATUS

approved

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Last modified July 2 08:02 EDT 2020. Contains 335398 sequences. (Running on oeis4.)