A008506 - OEIS

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A008506

12-dimensional centered tetrahedral numbers.

1, 14, 105, 560, 2380, 8568, 27132, 77520, 203490, 497420, 1144066, 2496144, 5200300, 10400599, 20058286, 37442055, 67863355, 119757470, 206244507, 347346468, 573088920, 927780270, 1475840380 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Milan Janjic, Two Enumerative Functions`
	FORMULA	`Expansion of (1-x^13 )/(1-x)^14.`
	CROSSREFS	`Sequence in context: A139614 A068390 A162632 * A010966 A022579 A061179` `Adjacent sequences: A008503 A008504 A008505 * A008507 A008508 A008509`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 18:05 EST 2012. Contains 205664 sequences.