id:A065360 - OEIS Search Results

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Alternating sum of "negabits". Replace (-2)^k with (-1)^k in negabinary expansion of n.

+0
2

1, 0, 1, 1, 2, -1, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 2, 1, 2, 2, 3, -2, -1, -1, 0, -1, 0, 0, 1, -1, 0, 0, 1, 0, 1, 1, 2, -1, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 2, 1, 2, 2, 3, -1, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 2, 1, 2, 2, 3, 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, -3, -2, -2, -1, -2, -1, -1, 0, -2, -1, -1, 0, -1, 0, 0, 1, -2, -1, -1, 0, -1, 0, 0 (list; graph; listen)

	OFFSET	`1,5`
	COMMENT	`Notation: (-2)[n](-1)`
	EXAMPLE	`6 = 11010 -> +(1)-(1)+(0)-(1)+(0) = -1 = a(6)`
	CROSSREFS	`A005351, A065359` `Sequence in context: A082926 A060564 A031267 this_sequence A101676 A056560 A096608` `Adjacent sequences: A065357 A065358 A065359 this_sequence A065361 A065362 A065363`
	KEYWORD	`base,easy,sign`
	AUTHOR	`Marc LeBrun (mlb(AT)well.com), Oct 31 2001`

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

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