id:A075682 - OEIS Search Results

Search: id:A075682

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First differences of A075681.

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0, 2, 19, 39, 61, 86, 114, 145, 179, 216, 256, 299, 345, 394, 446, 501, 559, 620, 684, 751, 821, 894, 970, 1049, 1131, 1216, 1304, 1395, 1489, 1586, 1686, 1789, 1895, 2004, 2116, 2231, 2349, 2470, 2594, 2721, 2851, 2984, 3120, 3259, 3401, 3546 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`Ed Pegg Jr., Pancakes`
	FORMULA	`For n>3, a(n) = 3n^2/2 + 17n/2 - 19. - R. Stephan`
	EXAMPLE	`a[4]=21, a[5]=60 from the original sequence, hence a[4]=39`
	CROSSREFS	`Adjacent sequences: A075679 A075680 A075681 this_sequence A075683 A075684 A075685` `Sequence in context: A106946 A107143 A018610 this_sequence A062587 A109946 A141067`
	KEYWORD	`nonn`
	AUTHOR	`Jon Perry (perry(AT)globalnet.co.uk), Oct 12 2002`
	EXTENSIONS	`More terms from R. Stephan`

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

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