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A139013 a(n) = A074924(n)/2. 2
3, 5, 6, 12, 21, 24, 31, 36, 42, 45, 55, 60, 61, 87, 102, 104, 110, 116, 120, 132, 153, 163, 168, 186, 193, 204, 205, 222, 227, 228, 234, 235, 237, 261, 273, 275, 297, 300, 315, 320, 321, 343, 370, 375, 381, 383, 394, 401, 426, 438, 441, 460, 468, 485, 486, 489 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Zak Seidov, Table of n, a(n) for n = 1..1000.

CROSSREFS

Cf. A074924.

Sequence in context: A088082 A238961 A238974 * A108337 A285534 A064519

Adjacent sequences:  A139010 A139011 A139012 * A139014 A139015 A139016

KEYWORD

nonn

AUTHOR

Zak Seidov, Apr 06 2008

STATUS

approved

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Last modified April 7 13:36 EDT 2020. Contains 333305 sequences. (Running on oeis4.)