id:A100169 - OEIS Search Results

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Structured pentagonal hexacontahedral numbers (vertex structure 16).

+0
2

1, 92, 438, 1204, 2555, 4656, 7672, 11768, 17109, 23860, 32186, 42252, 54223, 68264, 84540, 103216, 124457, 148428, 175294, 205220, 238371, 274912, 315008, 358824, 406525, 458276, 514242, 574588, 639479, 709080, 783556, 863072 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=(1/6)(165n^3-225n^2+66n)`
	CROSSREFS	`Cf. A100170 = alternate vertex; A100145 for more on structured numbers.` `Sequence in context: A044424 A044805 A063326 this_sequence A100170 A107343 A064203` `Adjacent sequences: A100166 A100167 A100168 this_sequence A100170 A100171 A100172`
	KEYWORD	`easy,nonn`
	AUTHOR	`James A. Record (james.record(AT)gmail.com). Nov 07, 2004.`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research