id:A155482 - OEIS Search Results

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Signed-digit binary expansion of Pi/4

+0
2

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

	OFFSET	`0,1`
	PROGRAM	`(PARI) r=Pi/4; for(k=0, 99, if(abs(r)<1/2, d=0, d=sign(r)); r=2*(r-d); print1(d, ", "))`
	CROSSREFS	`Cf. A004601, A155996.` `Sequence in context: A128430 A113704 A131670 this_sequence A114483 A127822 A111967` `Adjacent sequences: A155479 A155480 A155481 this_sequence A155483 A155484 A155485`
	KEYWORD	`base,sign`
	AUTHOR	`Jaume Oliver Lafont (joliverlafont(AT)gmail.com), Jan 23 2009`
	EXTENSIONS	`Corrected and cross-reference added by Jaume Oliver Lafont (joliverlafont(AT)gmail.com), Feb 05 2009`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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