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A097687 Smallest m such that A097686(m)=n. 1
1, 3, 5, 7, 13, 15, 18, 20, 29, 31, 41, 43, 59, 61, 65, 67, 89, 91, 115, 117, 133, 135, 153, 155, 173, 175, 207, 209, 243, 245, 250, 252, 305, 307, 338, 340, 389, 391, 407, 409, 447, 449, 527, 529, 554, 556, 613, 615, 663, 665, 699, 701, 761, 763, 788, 790, 869 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(2*n) = a(2*n-1) + 2.

LINKS

Table of n, a(n) for n=1..57.

CROSSREFS

Sequence in context: A024909 A063241 A007591 * A032911 A157834 A192110

Adjacent sequences:  A097684 A097685 A097686 * A097688 A097689 A097690

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Aug 19 2004

STATUS

approved

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Last modified August 14 12:01 EDT 2020. Contains 336480 sequences. (Running on oeis4.)