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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
OFFSET
1,2
COMMENTS
a(2*n) = a(2*n-1) + 2.
CROSSREFS
Sequence in context: A024909 A063241 A007591 * A032911 A157834 A192110
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Aug 19 2004
STATUS
approved