id:A059651 - OEIS Search Results

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a(n) = [[(k^2)*n]-(k*[k*n])], where k = cube root of 2 and [] is the floor function.

+0
3

0, -1, 0, 0, -1, -1, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, -1, -1, 0, 1, -1, 0, -1, 0, 0, -1, 0, -1, -1, 0, 0, -1, -1, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, -1, 0, 1, -1, 0, 0, 0, -1, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, -1, 0, 0, -1, 0, -1, 0, -1, -1, 0, 0, -1, -1, 0, 1, -1, 0, 0, 0, -1, 0, 0, 0, -1, -1, 0, -1, -1, 0, 0, -1, 0, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`The values of (floor((k^2)j)-(k(floor(k*j)))) for j=0..50, where k=2^(1/3), are 0, -0.259921, 0.480158, 0.220237, -0.299605, -0.559526, 0.180553, 0.92063, -0.59921, ...`
	MAPLE	`Digits := 89; floor_diffs_floored(evalf(2^(1/3)), 120);`
	CROSSREFS	`A059648 gives similar sequence for k=sqrt(2). Positions of +1's: A059657, positions of -1's A059659.` `Sequence in context: A108736 A079813 A078580 this_sequence A084091 A080846 A082401` `Adjacent sequences: A059648 A059649 A059650 this_sequence A059652 A059653 A059654`
	KEYWORD	`sign`
	AUTHOR	`Antti Karttunen Feb 03 2001`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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