A131727 - OEIS

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A131727

Pell numbers A000129 without last digit.

1, 2, 7, 16, 40, 98, 237, 574, 1386, 3346, 8078, 19502, 47083, 113668, 274421, 662510, 1599442, 3861396, 9322235, 22505868, 54333972, 131173812, 316681596, 764537004, 1845755605, 4456048214, 10757852035, 25971752284, 62701356604 (list; graph; refs; listen; history; internal format)

	OFFSET	`4,2`
	FORMULA	`a(n)=(A000129(n)-A131711(n))/10. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 17 2009]`
	MAPLE	`A000129 := proc(n) option remember ; if n <= 2 then n ; else 2*A000129(n-1)+A000129(n-2) ; fi ; end: A131727 := proc(n) floor(A000129(n)/10) ; end: seq(A131727(n), n=4..40) ; - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 24 2007`
	CROSSREFS	`Sequence in context: A129441 A093971 A065497 * A073371 A113224 A178945` `Adjacent sequences: A131724 A131725 A131726 * A131728 A131729 A131730`
	KEYWORD	`nonn,base`
	AUTHOR	`Paul Curtz (bpcrtz(AT)free.fr), Sep 16 2007, Sep 27 2007`
	EXTENSIONS	`More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 24 2007`

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Last modified February 17 06:27 EST 2012. Contains 205998 sequences.