id:A051875 - OEIS Search Results

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23-gonal numbers: n(21n-19)/2.

+0
1

0, 1, 23, 66, 130, 215, 321, 448, 596, 765, 955, 1166, 1398, 1651, 1925, 2220, 2536, 2873, 3231, 3610, 4010, 4431, 4873, 5336, 5820, 6325, 6851, 7398, 7966, 8555, 9165, 9796, 10448, 11121, 11815, 12530, 13266, 14023, 14801, 15600 (list; graph; listen)

	OFFSET	`0,3`
	REFERENCES	`A. H. Beiler, Recreations in the Theory of Numbers, Dover, N.Y., 1964, p. 189.`
	CROSSREFS	`Adjacent sequences: A051872 A051873 A051874 this_sequence A051876 A051877 A051878` `Sequence in context: A107692 A089823 A001346 this_sequence A125872 A104945 A141849`
	KEYWORD	`nonn`
	AUTHOR	`njas, Dec 15 1999`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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