A069916 - OEIS

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A069916

Log-concave ordered partitions of n.

1, 1, 2, 4, 6, 9, 14, 20, 26, 36, 47, 60, 80, 102, 127, 159, 194, 236, 291, 355, 425, 514, 611, 718, 856, 1009, 1182, 1381, 1605, 1861, 2156, 2496, 2873, 3299, 3778, 4301, 4902, 5574, 6325, 7176, 8116, 9152, 10317, 11610, 13028, 14611, 16354, 18259 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	EXAMPLE	`Out of the 8 ordered partitions of 4, only 2+1+1 and 1+1+2 are not log-concave, so a(4)=6.`
	CROSSREFS	`Sequence in context: A067588 A003402 A034748 * A153140 A139135 A097197` `Adjacent sequences: A069913 A069914 A069915 * A069917 A069918 A069919`
	KEYWORD	`nonn,nice`
	AUTHOR	`Pontus von Brömssen (pontus.von.bromssen(AT)gmail.com), Apr 24 2002`

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Last modified February 14 22:53 EST 2012. Contains 205685 sequences.