A154589 - OEIS

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A154589

a(n)=A154570(n)+A154570(n+1).

4, -1, -2, -4, -8, -16, -32, -64, -128, -256, -512, -1024, -2048, -4096, -8192, -16384, -32768, -65536 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	FORMULA	`G.f.: (4-9x)/(1-2x). a(n+1)= -A000079(n). R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 25 2009`
	CROSSREFS	`Sequence in context: A014571 A152523 A082903 * A188931 A125560 A046573` `Adjacent sequences: A154586 A154587 A154588 * A154590 A154591 A154592`
	KEYWORD	`sign,easy`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Jan 12 2009`
	EXTENSIONS	`Edited by N. J. A. Sloane (njas(AT)research.att.com), Jan 14 2009`

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Last modified February 17 04:42 EST 2012. Contains 205979 sequences.