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A140089 Products of two triangular numbers each > 1. 1
9, 18, 30, 36, 45, 60, 63, 84, 90, 100, 108, 126, 135, 150, 165, 168, 198, 210, 216, 225, 234, 270, 273, 280, 315, 330, 360, 396, 408, 420, 441, 450, 459, 468, 513, 540, 546, 550, 570, 588, 630, 660, 675, 693, 720, 756, 759, 780, 784, 816, 825, 828, 900, 910 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A000217.

Sequence in context: A101424 A044433 A161570 * A183444 A139591 A191268

Adjacent sequences:  A140086 A140087 A140088 * A140090 A140091 A140092

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jun 27 2008

EXTENSIONS

More terms from Rick L. Shepherd (rshepherd2(AT)hotmail.com) and John W. Layman (layman(AT)math.vt.edu), Jul 03 2008

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Last modified February 17 02:48 EST 2012. Contains 205978 sequences.